138838440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1459}}^1$

素因数の和:1547

約数の個数: 128

約数和(自身を含む): 456220800

約数和(自身を除く): 317382360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 61, 65, 78, 104, 120, 122, 130, 156, 183, 195, 244, 260, 305, 312, 366, 390, 488, 520, 610, 732, 780, 793, 915, 1220, 1459, 1464, 1560, 1586, 1830, 2379, 2440, 2918, 3172, 3660, 3965, 4377, 4758, 5836, 6344, 7295, 7320, 7930, 8754, 9516, 11672, 11895, 14590, 15860, 17508, 18967, 19032, 21885, 23790, 29180, 31720, 35016, 37934, 43770, 47580, 56901, 58360, 75868, 87540, 88999, 94835, 95160, 113802, 151736, 175080, 177998, 189670, 227604, 266997, 284505, 355996, 379340, 444995, 455208, 533994, 569010, 711992, 758680, 889990, 1067988, 1138020, 1156987, 1334985, 1779980, 2135976, 2276040, 2313974, 2669970, 3470961, 3559960, 4627948, 5339940, 5784935, 6941922, 9255896, 10679880, 11569870, 13883844, 17354805, 23139740, 27767688, 34709610, 46279480, 69419220, 138838440]

約数ペア:

[(1, 138838440), (2, 69419220), (3, 46279480), (4, 34709610), (5, 27767688), (6, 23139740), (8, 17354805), (10, 13883844), (12, 11569870), (13, 10679880), (15, 9255896), (20, 6941922), (24, 5784935), (26, 5339940), (30, 4627948), (39, 3559960), (40, 3470961), (52, 2669970), (60, 2313974), (61, 2276040), (65, 2135976), (78, 1779980), (104, 1334985), (120, 1156987), (122, 1138020), (130, 1067988), (156, 889990), (183, 758680), (195, 711992), (244, 569010), (260, 533994), (305, 455208), (312, 444995), (366, 379340), (390, 355996), (488, 284505), (520, 266997), (610, 227604), (732, 189670), (780, 177998), (793, 175080), (915, 151736), (1220, 113802), (1459, 95160), (1464, 94835), (1560, 88999), (1586, 87540), (1830, 75868), (2379, 58360), (2440, 56901), (2918, 47580), (3172, 43770), (3660, 37934), (3965, 35016), (4377, 31720), (4758, 29180), (5836, 23790), (6344, 21885), (7295, 19032), (7320, 18967), (7930, 17508), (8754, 15860), (9516, 14590), (11672, 11895)]