85556280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:365

約数の個数: 128

約数和(自身を含む): 268646400

約数和(自身を除く): 183090120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 109, 120, 124, 155, 186, 211, 218, 248, 310, 327, 372, 422, 436, 465, 545, 620, 633, 654, 744, 844, 872, 930, 1055, 1090, 1240, 1266, 1308, 1635, 1688, 1860, 2110, 2180, 2532, 2616, 3165, 3270, 3379, 3720, 4220, 4360, 5064, 6330, 6540, 6541, 6758, 8440, 10137, 12660, 13080, 13082, 13516, 16895, 19623, 20274, 22999, 25320, 26164, 27032, 32705, 33790, 39246, 40548, 45998, 50685, 52328, 65410, 67580, 68997, 78492, 81096, 91996, 98115, 101370, 114995, 130820, 135160, 137994, 156984, 183992, 196230, 202740, 229990, 261640, 275988, 344985, 392460, 405480, 459980, 551976, 689970, 712969, 784920, 919960, 1379940, 1425938, 2138907, 2759880, 2851876, 3564845, 4277814, 5703752, 7129690, 8555628, 10694535, 14259380, 17111256, 21389070, 28518760, 42778140, 85556280]

約数ペア:

[(1, 85556280), (2, 42778140), (3, 28518760), (4, 21389070), (5, 17111256), (6, 14259380), (8, 10694535), (10, 8555628), (12, 7129690), (15, 5703752), (20, 4277814), (24, 3564845), (30, 2851876), (31, 2759880), (40, 2138907), (60, 1425938), (62, 1379940), (93, 919960), (109, 784920), (120, 712969), (124, 689970), (155, 551976), (186, 459980), (211, 405480), (218, 392460), (248, 344985), (310, 275988), (327, 261640), (372, 229990), (422, 202740), (436, 196230), (465, 183992), (545, 156984), (620, 137994), (633, 135160), (654, 130820), (744, 114995), (844, 101370), (872, 98115), (930, 91996), (1055, 81096), (1090, 78492), (1240, 68997), (1266, 67580), (1308, 65410), (1635, 52328), (1688, 50685), (1860, 45998), (2110, 40548), (2180, 39246), (2532, 33790), (2616, 32705), (3165, 27032), (3270, 26164), (3379, 25320), (3720, 22999), (4220, 20274), (4360, 19623), (5064, 16895), (6330, 13516), (6540, 13082), (6541, 13080), (6758, 12660), (8440, 10137)]