640473712416

素因数分解:

$2^5\times 3^3\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{4723}}^1$

素因数の和:4917

約数の個数: 384

約数和(自身を含む): 1983953018880

約数和(自身を除く): 1343479306464

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 32, 36, 48, 54, 61, 62, 72, 83, 93, 96, 108, 122, 124, 144, 166, 183, 186, 216, 244, 248, 249, 279, 288, 332, 366, 372, 432, 488, 496, 498, 549, 558, 664, 732, 744, 747, 837, 864, 976, 992, 996, 1098, 1116, 1328, 1464, 1488, 1494, 1647, 1674, 1891, 1952, 1992, 2196, 2232, 2241, 2573, 2656, 2928, 2976, 2988, 3294, 3348, 3782, 3984, 4392, 4464, 4482, 4723, 5063, 5146, 5673, 5856, 5976, 6588, 6696, 7564, 7719, 7968, 8784, 8928, 8964, 9446, 10126, 10292, 11346, 11952, 13176, 13392, 14169, 15128, 15189, 15438, 17019, 17568, 17928, 18892, 20252, 20584, 22692, 23157, 23904, 26352, 26784, 28338, 30256, 30378, 30876, 34038, 35856, 37784, 40504, 41168, 42507, 45384, 45567, 46314, 51057, 52704, 56676, 60512, 60756, 61752, 68076, 69471, 71712, 75568, 81008, 82336, 85014, 90768, 91134, 92628, 102114, 113352, 121512, 123504, 127521, 136152, 136701, 138942, 146413, 151136, 156953, 162016, 170028, 181536, 182268, 185256, 204228, 226704, 243024, 247008, 255042, 272304, 273402, 277884, 288103, 292826, 313906, 340056, 364536, 370512, 392009, 408456, 439239, 453408, 470859, 486048, 510084, 544608, 546804, 555768, 576206, 585652, 627812, 680112, 729072, 741024, 784018, 816912, 864309, 878478, 941718, 1020168, 1093608, 1111536, 1152412, 1171304, 1176027, 1255624, 1317717, 1360224, 1412577, 1458144, 1568036, 1633824, 1728618, 1756956, 1883436, 2040336, 2187216, 2223072, 2304824, 2342608, 2352054, 2511248, 2592927, 2635434, 2825154, 3136072, 3457236, 3513912, 3528081, 3766872, 3953151, 4080672, 4237731, 4374432, 4609648, 4685216, 4704108, 5022496, 5185854, 5270868, 5650308, 6272144, 6914472, 7027824, 7056162, 7533744, 7778781, 7906302, 8475462, 8931193, 9219296, 9408216, 10371708, 10541736, 10584243, 11300616, 12152279, 12544288, 13828944, 14055648, 14112324, 15067488, 15557562, 15812604, 16950924, 17862386, 18816432, 20743416, 21083472, 21168486, 22601232, 23912549, 24304558, 26793579, 27657888, 28224648, 31115124, 31625208, 33901848, 35724772, 36456837, 37632864, 41486832, 42166944, 42336972, 45202464, 47825098, 48609116, 53587158, 56449296, 62230248, 63250416, 67803696, 71449544, 71737647, 72913674, 80380737, 82973664, 84673944, 95650196, 97218232, 107174316, 109370511, 112898592, 124460496, 126500832, 135607392, 142899088, 143475294, 145827348, 160761474, 169347888, 191300392, 194436464, 214348632, 215212941, 218741022, 241142211, 248920992, 285798176, 286950588, 291654696, 321522948, 328111533, 338695776, 382600784, 388872928, 428697264, 430425882, 437482044, 482284422, 573901176, 583309392, 643045896, 645638823, 656223066, 741289019, 765201568, 857394528, 860851764, 874964088, 964568844, 1147802352, 1166618784, 1286091792, 1291277646, 1312446132, 1482578038, 1721703528, 1749928176, 1929137688, 2223867057, 2295604704, 2572183584, 2582555292, 2624892264, 2965156076, 3443407056, 3499856352, 3858275376, 4447734114, 5165110584, 5249784528, 5930312152, 6671601171, 6886814112, 7716550752, 8895468228, 10330221168, 10499569056, 11860624304, 13343202342, 17790936456, 20014803513, 20660442336, 23721248608, 26686404684, 35581872912, 40029607026, 53372809368, 71163745824, 80059214052, 106745618736, 160118428104, 213491237472, 320236856208, 640473712416]

約数ペア:

[(1, 640473712416), (2, 320236856208), (3, 213491237472), (4, 160118428104), (6, 106745618736), (8, 80059214052), (9, 71163745824), (12, 53372809368), (16, 40029607026), (18, 35581872912), (24, 26686404684), (27, 23721248608), (31, 20660442336), (32, 20014803513), (36, 17790936456), (48, 13343202342), (54, 11860624304), (61, 10499569056), (62, 10330221168), (72, 8895468228), (83, 7716550752), (93, 6886814112), (96, 6671601171), (108, 5930312152), (122, 5249784528), (124, 5165110584), (144, 4447734114), (166, 3858275376), (183, 3499856352), (186, 3443407056), (216, 2965156076), (244, 2624892264), (248, 2582555292), (249, 2572183584), (279, 2295604704), (288, 2223867057), (332, 1929137688), (366, 1749928176), (372, 1721703528), (432, 1482578038), (488, 1312446132), (496, 1291277646), (498, 1286091792), (549, 1166618784), (558, 1147802352), (664, 964568844), (732, 874964088), (744, 860851764), (747, 857394528), (837, 765201568), (864, 741289019), (976, 656223066), (992, 645638823), (996, 643045896), (1098, 583309392), (1116, 573901176), (1328, 482284422), (1464, 437482044), (1488, 430425882), (1494, 428697264), (1647, 388872928), (1674, 382600784), (1891, 338695776), (1952, 328111533), (1992, 321522948), (2196, 291654696), (2232, 286950588), (2241, 285798176), (2573, 248920992), (2656, 241142211), (2928, 218741022), (2976, 215212941), (2988, 214348632), (3294, 194436464), (3348, 191300392), (3782, 169347888), (3984, 160761474), (4392, 145827348), (4464, 143475294), (4482, 142899088), (4723, 135607392), (5063, 126500832), (5146, 124460496), (5673, 112898592), (5856, 109370511), (5976, 107174316), (6588, 97218232), (6696, 95650196), (7564, 84673944), (7719, 82973664), (7968, 80380737), (8784, 72913674), (8928, 71737647), (8964, 71449544), (9446, 67803696), (10126, 63250416), (10292, 62230248), (11346, 56449296), (11952, 53587158), (13176, 48609116), (13392, 47825098), (14169, 45202464), (15128, 42336972), (15189, 42166944), (15438, 41486832), (17019, 37632864), (17568, 36456837), (17928, 35724772), (18892, 33901848), (20252, 31625208), (20584, 31115124), (22692, 28224648), (23157, 27657888), (23904, 26793579), (26352, 24304558), (26784, 23912549), (28338, 22601232), (30256, 21168486), (30378, 21083472), (30876, 20743416), (34038, 18816432), (35856, 17862386), (37784, 16950924), (40504, 15812604), (41168, 15557562), (42507, 15067488), (45384, 14112324), (45567, 14055648), (46314, 13828944), (51057, 12544288), (52704, 12152279), (56676, 11300616), (60512, 10584243), (60756, 10541736), (61752, 10371708), (68076, 9408216), (69471, 9219296), (71712, 8931193), (75568, 8475462), (81008, 7906302), (82336, 7778781), (85014, 7533744), (90768, 7056162), (91134, 7027824), (92628, 6914472), (102114, 6272144), (113352, 5650308), (121512, 5270868), (123504, 5185854), (127521, 5022496), (136152, 4704108), (136701, 4685216), (138942, 4609648), (146413, 4374432), (151136, 4237731), (156953, 4080672), (162016, 3953151), (170028, 3766872), (181536, 3528081), (182268, 3513912), (185256, 3457236), (204228, 3136072), (226704, 2825154), (243024, 2635434), (247008, 2592927), (255042, 2511248), (272304, 2352054), (273402, 2342608), (277884, 2304824), (288103, 2223072), (292826, 2187216), (313906, 2040336), (340056, 1883436), (364536, 1756956), (370512, 1728618), (392009, 1633824), (408456, 1568036), (439239, 1458144), (453408, 1412577), (470859, 1360224), (486048, 1317717), (510084, 1255624), (544608, 1176027), (546804, 1171304), (555768, 1152412), (576206, 1111536), (585652, 1093608), (627812, 1020168), (680112, 941718), (729072, 878478), (741024, 864309), (784018, 816912)]