198729840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{26711}}^1$

素因数の和:26758

約数の個数: 80

約数和(自身を含む): 635959296

約数和(自身を除く): 437229456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 40, 48, 60, 62, 80, 93, 120, 124, 155, 186, 240, 248, 310, 372, 465, 496, 620, 744, 930, 1240, 1488, 1860, 2480, 3720, 7440, 26711, 53422, 80133, 106844, 133555, 160266, 213688, 267110, 320532, 400665, 427376, 534220, 641064, 801330, 828041, 1068440, 1282128, 1602660, 1656082, 2136880, 2484123, 3205320, 3312164, 4140205, 4968246, 6410640, 6624328, 8280410, 9936492, 12420615, 13248656, 16560820, 19872984, 24841230, 33121640, 39745968, 49682460, 66243280, 99364920, 198729840]

約数ペア:

[(1, 198729840), (2, 99364920), (3, 66243280), (4, 49682460), (5, 39745968), (6, 33121640), (8, 24841230), (10, 19872984), (12, 16560820), (15, 13248656), (16, 12420615), (20, 9936492), (24, 8280410), (30, 6624328), (31, 6410640), (40, 4968246), (48, 4140205), (60, 3312164), (62, 3205320), (80, 2484123), (93, 2136880), (120, 1656082), (124, 1602660), (155, 1282128), (186, 1068440), (240, 828041), (248, 801330), (310, 641064), (372, 534220), (465, 427376), (496, 400665), (620, 320532), (744, 267110), (930, 213688), (1240, 160266), (1488, 133555), (1860, 106844), (2480, 80133), (3720, 53422), (7440, 26711)]