51069720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1723}}^1$

素因数の和:1769

約数の個数: 128

約数和(自身を含む): 173779200

約数和(自身を除く): 122709480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 76, 78, 95, 104, 114, 120, 130, 152, 156, 190, 195, 228, 247, 260, 285, 312, 380, 390, 456, 494, 520, 570, 741, 760, 780, 988, 1140, 1235, 1482, 1560, 1723, 1976, 2280, 2470, 2964, 3446, 3705, 4940, 5169, 5928, 6892, 7410, 8615, 9880, 10338, 13784, 14820, 17230, 20676, 22399, 25845, 29640, 32737, 34460, 41352, 44798, 51690, 65474, 67197, 68920, 89596, 98211, 103380, 111995, 130948, 134394, 163685, 179192, 196422, 206760, 223990, 261896, 268788, 327370, 335985, 392844, 425581, 447980, 491055, 537576, 654740, 671970, 785688, 851162, 895960, 982110, 1276743, 1309480, 1343940, 1702324, 1964220, 2127905, 2553486, 2687880, 3404648, 3928440, 4255810, 5106972, 6383715, 8511620, 10213944, 12767430, 17023240, 25534860, 51069720]

約数ペア:

[(1, 51069720), (2, 25534860), (3, 17023240), (4, 12767430), (5, 10213944), (6, 8511620), (8, 6383715), (10, 5106972), (12, 4255810), (13, 3928440), (15, 3404648), (19, 2687880), (20, 2553486), (24, 2127905), (26, 1964220), (30, 1702324), (38, 1343940), (39, 1309480), (40, 1276743), (52, 982110), (57, 895960), (60, 851162), (65, 785688), (76, 671970), (78, 654740), (95, 537576), (104, 491055), (114, 447980), (120, 425581), (130, 392844), (152, 335985), (156, 327370), (190, 268788), (195, 261896), (228, 223990), (247, 206760), (260, 196422), (285, 179192), (312, 163685), (380, 134394), (390, 130948), (456, 111995), (494, 103380), (520, 98211), (570, 89596), (741, 68920), (760, 67197), (780, 65474), (988, 51690), (1140, 44798), (1235, 41352), (1482, 34460), (1560, 32737), (1723, 29640), (1976, 25845), (2280, 22399), (2470, 20676), (2964, 17230), (3446, 14820), (3705, 13784), (4940, 10338), (5169, 9880), (5928, 8615), (6892, 7410)]