105981720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1657}}^1$

素因数の和:1725

約数の個数: 128

約数和(自身を含む): 350965440

約数和(自身を除く): 244983720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 41, 52, 60, 65, 78, 82, 104, 120, 123, 130, 156, 164, 195, 205, 246, 260, 312, 328, 390, 410, 492, 520, 533, 615, 780, 820, 984, 1066, 1230, 1560, 1599, 1640, 1657, 2132, 2460, 2665, 3198, 3314, 4264, 4920, 4971, 5330, 6396, 6628, 7995, 8285, 9942, 10660, 12792, 13256, 15990, 16570, 19884, 21320, 21541, 24855, 31980, 33140, 39768, 43082, 49710, 63960, 64623, 66280, 67937, 86164, 99420, 107705, 129246, 135874, 172328, 198840, 203811, 215410, 258492, 271748, 323115, 339685, 407622, 430820, 516984, 543496, 646230, 679370, 815244, 861640, 883181, 1019055, 1292460, 1358740, 1630488, 1766362, 2038110, 2584920, 2649543, 2717480, 3532724, 4076220, 4415905, 5299086, 7065448, 8152440, 8831810, 10598172, 13247715, 17663620, 21196344, 26495430, 35327240, 52990860, 105981720]

約数ペア:

[(1, 105981720), (2, 52990860), (3, 35327240), (4, 26495430), (5, 21196344), (6, 17663620), (8, 13247715), (10, 10598172), (12, 8831810), (13, 8152440), (15, 7065448), (20, 5299086), (24, 4415905), (26, 4076220), (30, 3532724), (39, 2717480), (40, 2649543), (41, 2584920), (52, 2038110), (60, 1766362), (65, 1630488), (78, 1358740), (82, 1292460), (104, 1019055), (120, 883181), (123, 861640), (130, 815244), (156, 679370), (164, 646230), (195, 543496), (205, 516984), (246, 430820), (260, 407622), (312, 339685), (328, 323115), (390, 271748), (410, 258492), (492, 215410), (520, 203811), (533, 198840), (615, 172328), (780, 135874), (820, 129246), (984, 107705), (1066, 99420), (1230, 86164), (1560, 67937), (1599, 66280), (1640, 64623), (1657, 63960), (2132, 49710), (2460, 43082), (2665, 39768), (3198, 33140), (3314, 31980), (4264, 24855), (4920, 21541), (4971, 21320), (5330, 19884), (6396, 16570), (6628, 15990), (7995, 13256), (8285, 12792), (9942, 10660)]