68725280

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:131

約数の個数: 192

約数和(自身を含む): 193052160

約数和(自身を除く): 124326880

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 32, 37, 38, 40, 47, 52, 65, 74, 76, 80, 94, 95, 104, 130, 148, 152, 160, 185, 188, 190, 208, 235, 247, 260, 296, 304, 370, 376, 380, 416, 470, 481, 494, 520, 592, 608, 611, 703, 740, 752, 760, 893, 940, 962, 988, 1040, 1184, 1222, 1235, 1406, 1480, 1504, 1520, 1739, 1786, 1880, 1924, 1976, 2080, 2405, 2444, 2470, 2812, 2960, 3040, 3055, 3478, 3515, 3572, 3760, 3848, 3952, 4465, 4810, 4888, 4940, 5624, 5920, 6110, 6956, 7030, 7144, 7520, 7696, 7904, 8695, 8930, 9139, 9620, 9776, 9880, 11248, 11609, 12220, 13912, 14060, 14288, 15392, 17390, 17860, 18278, 19240, 19552, 19760, 22496, 22607, 23218, 24440, 27824, 28120, 28576, 33041, 34780, 35720, 36556, 38480, 39520, 45214, 45695, 46436, 48880, 55648, 56240, 58045, 66082, 69560, 71440, 73112, 76960, 90428, 91390, 92872, 97760, 112480, 113035, 116090, 132164, 139120, 142880, 146224, 165205, 180856, 182780, 185744, 226070, 232180, 264328, 278240, 292448, 330410, 361712, 365560, 371488, 429533, 452140, 464360, 528656, 660820, 723424, 731120, 859066, 904280, 928720, 1057312, 1321640, 1462240, 1718132, 1808560, 1857440, 2147665, 2643280, 3436264, 3617120, 4295330, 5286560, 6872528, 8590660, 13745056, 17181320, 34362640, 68725280]

約数ペア:

[(1, 68725280), (2, 34362640), (4, 17181320), (5, 13745056), (8, 8590660), (10, 6872528), (13, 5286560), (16, 4295330), (19, 3617120), (20, 3436264), (26, 2643280), (32, 2147665), (37, 1857440), (38, 1808560), (40, 1718132), (47, 1462240), (52, 1321640), (65, 1057312), (74, 928720), (76, 904280), (80, 859066), (94, 731120), (95, 723424), (104, 660820), (130, 528656), (148, 464360), (152, 452140), (160, 429533), (185, 371488), (188, 365560), (190, 361712), (208, 330410), (235, 292448), (247, 278240), (260, 264328), (296, 232180), (304, 226070), (370, 185744), (376, 182780), (380, 180856), (416, 165205), (470, 146224), (481, 142880), (494, 139120), (520, 132164), (592, 116090), (608, 113035), (611, 112480), (703, 97760), (740, 92872), (752, 91390), (760, 90428), (893, 76960), (940, 73112), (962, 71440), (988, 69560), (1040, 66082), (1184, 58045), (1222, 56240), (1235, 55648), (1406, 48880), (1480, 46436), (1504, 45695), (1520, 45214), (1739, 39520), (1786, 38480), (1880, 36556), (1924, 35720), (1976, 34780), (2080, 33041), (2405, 28576), (2444, 28120), (2470, 27824), (2812, 24440), (2960, 23218), (3040, 22607), (3055, 22496), (3478, 19760), (3515, 19552), (3572, 19240), (3760, 18278), (3848, 17860), (3952, 17390), (4465, 15392), (4810, 14288), (4888, 14060), (4940, 13912), (5624, 12220), (5920, 11609), (6110, 11248), (6956, 9880), (7030, 9776), (7144, 9620), (7520, 9139), (7696, 8930), (7904, 8695)]