21135204800

素因数分解:

$2^6\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{547}}^1$

素因数の和:660

約数の個数: 336

約数和(自身を含む): 57992954880

約数和(自身を除く): 36857750080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 31, 32, 38, 40, 41, 50, 62, 64, 76, 80, 82, 95, 100, 124, 152, 155, 160, 164, 190, 200, 205, 248, 304, 310, 320, 328, 380, 400, 410, 475, 496, 547, 589, 608, 620, 656, 760, 775, 779, 800, 820, 950, 992, 1025, 1094, 1178, 1216, 1240, 1271, 1312, 1520, 1550, 1558, 1600, 1640, 1900, 1984, 2050, 2188, 2356, 2480, 2542, 2624, 2735, 2945, 3040, 3100, 3116, 3280, 3800, 3895, 4100, 4376, 4712, 4960, 5084, 5470, 5890, 6080, 6200, 6232, 6355, 6560, 7600, 7790, 8200, 8752, 9424, 9920, 10168, 10393, 10940, 11780, 12400, 12464, 12710, 13120, 13675, 14725, 15200, 15580, 16400, 16957, 17504, 18848, 19475, 20336, 20786, 21880, 22427, 23560, 24149, 24800, 24928, 25420, 27350, 29450, 30400, 31160, 31775, 32800, 33914, 35008, 37696, 38950, 40672, 41572, 43760, 44854, 47120, 48298, 49600, 49856, 50840, 51965, 54700, 58900, 62320, 63550, 65600, 67828, 77900, 81344, 83144, 84785, 87520, 89708, 94240, 96596, 101680, 103930, 109400, 112135, 117800, 120745, 124640, 127100, 135656, 155800, 166288, 169570, 175040, 179416, 188480, 193192, 203360, 207860, 218800, 224270, 235600, 241490, 249280, 254200, 259825, 271312, 311600, 322183, 332576, 339140, 358832, 386384, 406720, 415720, 423925, 426113, 437600, 448540, 471200, 482980, 508400, 519650, 542624, 560675, 603725, 623200, 644366, 665152, 678280, 695237, 717664, 772768, 831440, 847850, 852226, 875200, 897080, 942400, 965960, 1016800, 1039300, 1085248, 1121350, 1207450, 1246400, 1288732, 1356560, 1390474, 1435328, 1545536, 1610915, 1662880, 1695700, 1704452, 1794160, 1931920, 2033600, 2078600, 2130565, 2242700, 2414900, 2577464, 2713120, 2780948, 3221830, 3325760, 3391400, 3408904, 3476185, 3588320, 3863840, 4157200, 4261130, 4485400, 4829800, 5154928, 5426240, 5561896, 6443660, 6782800, 6817808, 6952370, 7176640, 7727680, 8054575, 8314400, 8522260, 8970800, 9659600, 10309856, 10652825, 11123792, 12887320, 13209503, 13565600, 13635616, 13904740, 16109150, 16628800, 17044520, 17380925, 17941600, 19319200, 20619712, 21305650, 22247584, 25774640, 26419006, 27131200, 27271232, 27809480, 32218300, 34089040, 34761850, 35883200, 38638400, 42611300, 44495168, 51549280, 52838012, 55618960, 64436600, 66047515, 68178080, 69523700, 85222600, 103098560, 105676024, 111237920, 128873200, 132095030, 136356160, 139047400, 170445200, 211352048, 222475840, 257746400, 264190060, 278094800, 330237575, 340890400, 422704096, 515492800, 528380120, 556189600, 660475150, 681780800, 845408192, 1056760240, 1112379200, 1320950300, 2113520480, 2641900600, 4227040960, 5283801200, 10567602400, 21135204800]

約数ペア:

[(1, 21135204800), (2, 10567602400), (4, 5283801200), (5, 4227040960), (8, 2641900600), (10, 2113520480), (16, 1320950300), (19, 1112379200), (20, 1056760240), (25, 845408192), (31, 681780800), (32, 660475150), (38, 556189600), (40, 528380120), (41, 515492800), (50, 422704096), (62, 340890400), (64, 330237575), (76, 278094800), (80, 264190060), (82, 257746400), (95, 222475840), (100, 211352048), (124, 170445200), (152, 139047400), (155, 136356160), (160, 132095030), (164, 128873200), (190, 111237920), (200, 105676024), (205, 103098560), (248, 85222600), (304, 69523700), (310, 68178080), (320, 66047515), (328, 64436600), (380, 55618960), (400, 52838012), (410, 51549280), (475, 44495168), (496, 42611300), (547, 38638400), (589, 35883200), (608, 34761850), (620, 34089040), (656, 32218300), (760, 27809480), (775, 27271232), (779, 27131200), (800, 26419006), (820, 25774640), (950, 22247584), (992, 21305650), (1025, 20619712), (1094, 19319200), (1178, 17941600), (1216, 17380925), (1240, 17044520), (1271, 16628800), (1312, 16109150), (1520, 13904740), (1550, 13635616), (1558, 13565600), (1600, 13209503), (1640, 12887320), (1900, 11123792), (1984, 10652825), (2050, 10309856), (2188, 9659600), (2356, 8970800), (2480, 8522260), (2542, 8314400), (2624, 8054575), (2735, 7727680), (2945, 7176640), (3040, 6952370), (3100, 6817808), (3116, 6782800), (3280, 6443660), (3800, 5561896), (3895, 5426240), (4100, 5154928), (4376, 4829800), (4712, 4485400), (4960, 4261130), (5084, 4157200), (5470, 3863840), (5890, 3588320), (6080, 3476185), (6200, 3408904), (6232, 3391400), (6355, 3325760), (6560, 3221830), (7600, 2780948), (7790, 2713120), (8200, 2577464), (8752, 2414900), (9424, 2242700), (9920, 2130565), (10168, 2078600), (10393, 2033600), (10940, 1931920), (11780, 1794160), (12400, 1704452), (12464, 1695700), (12710, 1662880), (13120, 1610915), (13675, 1545536), (14725, 1435328), (15200, 1390474), (15580, 1356560), (16400, 1288732), (16957, 1246400), (17504, 1207450), (18848, 1121350), (19475, 1085248), (20336, 1039300), (20786, 1016800), (21880, 965960), (22427, 942400), (23560, 897080), (24149, 875200), (24800, 852226), (24928, 847850), (25420, 831440), (27350, 772768), (29450, 717664), (30400, 695237), (31160, 678280), (31775, 665152), (32800, 644366), (33914, 623200), (35008, 603725), (37696, 560675), (38950, 542624), (40672, 519650), (41572, 508400), (43760, 482980), (44854, 471200), (47120, 448540), (48298, 437600), (49600, 426113), (49856, 423925), (50840, 415720), (51965, 406720), (54700, 386384), (58900, 358832), (62320, 339140), (63550, 332576), (65600, 322183), (67828, 311600), (77900, 271312), (81344, 259825), (83144, 254200), (84785, 249280), (87520, 241490), (89708, 235600), (94240, 224270), (96596, 218800), (101680, 207860), (103930, 203360), (109400, 193192), (112135, 188480), (117800, 179416), (120745, 175040), (124640, 169570), (127100, 166288), (135656, 155800)]