140284920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{877}}^1$

素因数の和:965

約数の個数: 128

約数和(自身を含む): 445040640

約数和(自身を除く): 304755720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 43, 60, 62, 86, 93, 120, 124, 129, 155, 172, 186, 215, 248, 258, 310, 344, 372, 430, 465, 516, 620, 645, 744, 860, 877, 930, 1032, 1240, 1290, 1333, 1720, 1754, 1860, 2580, 2631, 2666, 3508, 3720, 3999, 4385, 5160, 5262, 5332, 6665, 7016, 7998, 8770, 10524, 10664, 13155, 13330, 15996, 17540, 19995, 21048, 26310, 26660, 27187, 31992, 35080, 37711, 39990, 52620, 53320, 54374, 75422, 79980, 81561, 105240, 108748, 113133, 135935, 150844, 159960, 163122, 188555, 217496, 226266, 271870, 301688, 326244, 377110, 407805, 452532, 543740, 565665, 652488, 754220, 815610, 905064, 1087480, 1131330, 1169041, 1508440, 1631220, 2262660, 2338082, 3262440, 3507123, 4525320, 4676164, 5845205, 7014246, 9352328, 11690410, 14028492, 17535615, 23380820, 28056984, 35071230, 46761640, 70142460, 140284920]

約数ペア:

[(1, 140284920), (2, 70142460), (3, 46761640), (4, 35071230), (5, 28056984), (6, 23380820), (8, 17535615), (10, 14028492), (12, 11690410), (15, 9352328), (20, 7014246), (24, 5845205), (30, 4676164), (31, 4525320), (40, 3507123), (43, 3262440), (60, 2338082), (62, 2262660), (86, 1631220), (93, 1508440), (120, 1169041), (124, 1131330), (129, 1087480), (155, 905064), (172, 815610), (186, 754220), (215, 652488), (248, 565665), (258, 543740), (310, 452532), (344, 407805), (372, 377110), (430, 326244), (465, 301688), (516, 271870), (620, 226266), (645, 217496), (744, 188555), (860, 163122), (877, 159960), (930, 150844), (1032, 135935), (1240, 113133), (1290, 108748), (1333, 105240), (1720, 81561), (1754, 79980), (1860, 75422), (2580, 54374), (2631, 53320), (2666, 52620), (3508, 39990), (3720, 37711), (3999, 35080), (4385, 31992), (5160, 27187), (5262, 26660), (5332, 26310), (6665, 21048), (7016, 19995), (7998, 17540), (8770, 15996), (10524, 13330), (10664, 13155)]