257888232

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:245

約数の個数: 256

約数和(自身を含む): 884736000

約数和(自身を除く): 626847768

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 17, 18, 21, 24, 27, 28, 34, 36, 42, 51, 54, 56, 63, 68, 72, 79, 84, 102, 108, 119, 126, 127, 136, 153, 158, 168, 189, 204, 216, 237, 238, 252, 254, 306, 316, 357, 378, 381, 408, 459, 474, 476, 504, 508, 553, 612, 632, 711, 714, 756, 762, 889, 918, 948, 952, 1016, 1071, 1106, 1143, 1224, 1343, 1422, 1428, 1512, 1524, 1659, 1778, 1836, 1896, 2133, 2142, 2159, 2212, 2286, 2667, 2686, 2844, 2856, 3048, 3213, 3318, 3429, 3556, 3672, 4029, 4266, 4284, 4318, 4424, 4572, 4977, 5334, 5372, 5688, 6426, 6477, 6636, 6858, 7112, 8001, 8058, 8532, 8568, 8636, 9144, 9401, 9954, 10033, 10668, 10744, 12087, 12852, 12954, 13272, 13716, 14931, 15113, 16002, 16116, 17064, 17272, 18802, 19431, 19908, 20066, 21336, 24003, 24174, 25704, 25908, 27432, 28203, 29862, 30099, 30226, 32004, 32232, 36261, 37604, 38862, 39816, 40132, 45339, 48006, 48348, 51816, 56406, 58293, 59724, 60198, 60452, 64008, 70231, 72522, 75208, 77724, 80264, 84609, 90297, 90678, 96012, 96696, 112812, 116586, 119448, 120396, 120904, 136017, 140462, 145044, 155448, 169218, 170561, 180594, 181356, 192024, 210693, 225624, 233172, 240792, 253827, 270891, 272034, 280924, 290088, 338436, 341122, 361188, 362712, 408051, 421386, 466344, 507654, 511683, 541782, 544068, 561848, 632079, 676872, 682244, 722376, 816102, 842772, 1015308, 1023366, 1083564, 1088136, 1193927, 1264158, 1364488, 1535049, 1632204, 1685544, 1896237, 2030616, 2046732, 2167128, 2387854, 2528316, 3070098, 3264408, 3581781, 3792474, 4093464, 4605147, 4775708, 5056632, 6140196, 7163562, 7584948, 9210294, 9551416, 10745343, 12280392, 14327124, 15169896, 18420588, 21490686, 28654248, 32236029, 36841176, 42981372, 64472058, 85962744, 128944116, 257888232]

約数ペア:

[(1, 257888232), (2, 128944116), (3, 85962744), (4, 64472058), (6, 42981372), (7, 36841176), (8, 32236029), (9, 28654248), (12, 21490686), (14, 18420588), (17, 15169896), (18, 14327124), (21, 12280392), (24, 10745343), (27, 9551416), (28, 9210294), (34, 7584948), (36, 7163562), (42, 6140196), (51, 5056632), (54, 4775708), (56, 4605147), (63, 4093464), (68, 3792474), (72, 3581781), (79, 3264408), (84, 3070098), (102, 2528316), (108, 2387854), (119, 2167128), (126, 2046732), (127, 2030616), (136, 1896237), (153, 1685544), (158, 1632204), (168, 1535049), (189, 1364488), (204, 1264158), (216, 1193927), (237, 1088136), (238, 1083564), (252, 1023366), (254, 1015308), (306, 842772), (316, 816102), (357, 722376), (378, 682244), (381, 676872), (408, 632079), (459, 561848), (474, 544068), (476, 541782), (504, 511683), (508, 507654), (553, 466344), (612, 421386), (632, 408051), (711, 362712), (714, 361188), (756, 341122), (762, 338436), (889, 290088), (918, 280924), (948, 272034), (952, 270891), (1016, 253827), (1071, 240792), (1106, 233172), (1143, 225624), (1224, 210693), (1343, 192024), (1422, 181356), (1428, 180594), (1512, 170561), (1524, 169218), (1659, 155448), (1778, 145044), (1836, 140462), (1896, 136017), (2133, 120904), (2142, 120396), (2159, 119448), (2212, 116586), (2286, 112812), (2667, 96696), (2686, 96012), (2844, 90678), (2856, 90297), (3048, 84609), (3213, 80264), (3318, 77724), (3429, 75208), (3556, 72522), (3672, 70231), (4029, 64008), (4266, 60452), (4284, 60198), (4318, 59724), (4424, 58293), (4572, 56406), (4977, 51816), (5334, 48348), (5372, 48006), (5688, 45339), (6426, 40132), (6477, 39816), (6636, 38862), (6858, 37604), (7112, 36261), (8001, 32232), (8058, 32004), (8532, 30226), (8568, 30099), (8636, 29862), (9144, 28203), (9401, 27432), (9954, 25908), (10033, 25704), (10668, 24174), (10744, 24003), (12087, 21336), (12852, 20066), (12954, 19908), (13272, 19431), (13716, 18802), (14931, 17272), (15113, 17064), (16002, 16116)]