51704460

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{23}}^2\times {\mathrm{181}}^1$

素因数の和:245

約数の個数: 144

約数和(自身を含む): 169085280

約数和(自身を除く): 117380820

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 90, 92, 108, 115, 135, 138, 180, 181, 207, 230, 270, 276, 345, 362, 414, 460, 529, 540, 543, 621, 690, 724, 828, 905, 1035, 1058, 1086, 1242, 1380, 1587, 1629, 1810, 2070, 2116, 2172, 2484, 2645, 2715, 3105, 3174, 3258, 3620, 4140, 4163, 4761, 4887, 5290, 5430, 6210, 6348, 6516, 7935, 8145, 8326, 9522, 9774, 10580, 10860, 12420, 12489, 14283, 15870, 16290, 16652, 19044, 19548, 20815, 23805, 24435, 24978, 28566, 31740, 32580, 37467, 41630, 47610, 48870, 49956, 57132, 62445, 71415, 74934, 83260, 95220, 95749, 97740, 112401, 124890, 142830, 149868, 187335, 191498, 224802, 249780, 285660, 287247, 374670, 382996, 449604, 478745, 562005, 574494, 749340, 861741, 957490, 1124010, 1148988, 1436235, 1723482, 1914980, 2248020, 2585223, 2872470, 3446964, 4308705, 5170446, 5744940, 8617410, 10340892, 12926115, 17234820, 25852230, 51704460]

約数ペア:

[(1, 51704460), (2, 25852230), (3, 17234820), (4, 12926115), (5, 10340892), (6, 8617410), (9, 5744940), (10, 5170446), (12, 4308705), (15, 3446964), (18, 2872470), (20, 2585223), (23, 2248020), (27, 1914980), (30, 1723482), (36, 1436235), (45, 1148988), (46, 1124010), (54, 957490), (60, 861741), (69, 749340), (90, 574494), (92, 562005), (108, 478745), (115, 449604), (135, 382996), (138, 374670), (180, 287247), (181, 285660), (207, 249780), (230, 224802), (270, 191498), (276, 187335), (345, 149868), (362, 142830), (414, 124890), (460, 112401), (529, 97740), (540, 95749), (543, 95220), (621, 83260), (690, 74934), (724, 71415), (828, 62445), (905, 57132), (1035, 49956), (1058, 48870), (1086, 47610), (1242, 41630), (1380, 37467), (1587, 32580), (1629, 31740), (1810, 28566), (2070, 24978), (2116, 24435), (2172, 23805), (2484, 20815), (2645, 19548), (2715, 19044), (3105, 16652), (3174, 16290), (3258, 15870), (3620, 14283), (4140, 12489), (4163, 12420), (4761, 10860), (4887, 10580), (5290, 9774), (5430, 9522), (6210, 8326), (6348, 8145), (6516, 7935)]