39778440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{593}}^1$

素因数の和:663

約数の個数: 128

約数和(自身を含む): 131725440

約数和(自身を除く): 91947000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 43, 52, 60, 65, 78, 86, 104, 120, 129, 130, 156, 172, 195, 215, 258, 260, 312, 344, 390, 430, 516, 520, 559, 593, 645, 780, 860, 1032, 1118, 1186, 1290, 1560, 1677, 1720, 1779, 2236, 2372, 2580, 2795, 2965, 3354, 3558, 4472, 4744, 5160, 5590, 5930, 6708, 7116, 7709, 8385, 8895, 11180, 11860, 13416, 14232, 15418, 16770, 17790, 22360, 23127, 23720, 25499, 30836, 33540, 35580, 38545, 46254, 50998, 61672, 67080, 71160, 76497, 77090, 92508, 101996, 115635, 127495, 152994, 154180, 185016, 203992, 231270, 254990, 305988, 308360, 331487, 382485, 462540, 509980, 611976, 662974, 764970, 925080, 994461, 1019960, 1325948, 1529940, 1657435, 1988922, 2651896, 3059880, 3314870, 3977844, 4972305, 6629740, 7955688, 9944610, 13259480, 19889220, 39778440]

約数ペア:

[(1, 39778440), (2, 19889220), (3, 13259480), (4, 9944610), (5, 7955688), (6, 6629740), (8, 4972305), (10, 3977844), (12, 3314870), (13, 3059880), (15, 2651896), (20, 1988922), (24, 1657435), (26, 1529940), (30, 1325948), (39, 1019960), (40, 994461), (43, 925080), (52, 764970), (60, 662974), (65, 611976), (78, 509980), (86, 462540), (104, 382485), (120, 331487), (129, 308360), (130, 305988), (156, 254990), (172, 231270), (195, 203992), (215, 185016), (258, 154180), (260, 152994), (312, 127495), (344, 115635), (390, 101996), (430, 92508), (516, 77090), (520, 76497), (559, 71160), (593, 67080), (645, 61672), (780, 50998), (860, 46254), (1032, 38545), (1118, 35580), (1186, 33540), (1290, 30836), (1560, 25499), (1677, 23720), (1720, 23127), (1779, 22360), (2236, 17790), (2372, 16770), (2580, 15418), (2795, 14232), (2965, 13416), (3354, 11860), (3558, 11180), (4472, 8895), (4744, 8385), (5160, 7709), (5590, 7116), (5930, 6708)]