71708520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1069}}^1$

素因数の和:1139

約数の個数: 128

約数和(自身を含む): 237283200

約数和(自身を除く): 165574680

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, 645, 780, 860, 1032, 1069, 1118, 1290, 1560, 1677, 1720, 2138, 2236, 2580, 2795, 3207, 3354, 4276, 4472, 5160, 5345, 5590, 6414, 6708, 8385, 8552, 10690, 11180, 12828, 13416, 13897, 16035, 16770, 21380, 22360, 25656, 27794, 32070, 33540, 41691, 42760, 45967, 55588, 64140, 67080, 69485, 83382, 91934, 111176, 128280, 137901, 138970, 166764, 183868, 208455, 229835, 275802, 277940, 333528, 367736, 416910, 459670, 551604, 555880, 597571, 689505, 833820, 919340, 1103208, 1195142, 1379010, 1667640, 1792713, 1838680, 2390284, 2758020, 2987855, 3585426, 4780568, 5516040, 5975710, 7170852, 8963565, 11951420, 14341704, 17927130, 23902840, 35854260, 71708520]

約数ペア:

[(1, 71708520), (2, 35854260), (3, 23902840), (4, 17927130), (5, 14341704), (6, 11951420), (8, 8963565), (10, 7170852), (12, 5975710), (13, 5516040), (15, 4780568), (20, 3585426), (24, 2987855), (26, 2758020), (30, 2390284), (39, 1838680), (40, 1792713), (43, 1667640), (52, 1379010), (60, 1195142), (65, 1103208), (78, 919340), (86, 833820), (104, 689505), (120, 597571), (129, 555880), (130, 551604), (156, 459670), (172, 416910), (195, 367736), (215, 333528), (258, 277940), (260, 275802), (312, 229835), (344, 208455), (390, 183868), (430, 166764), (516, 138970), (520, 137901), (559, 128280), (645, 111176), (780, 91934), (860, 83382), (1032, 69485), (1069, 67080), (1118, 64140), (1290, 55588), (1560, 45967), (1677, 42760), (1720, 41691), (2138, 33540), (2236, 32070), (2580, 27794), (2795, 25656), (3207, 22360), (3354, 21380), (4276, 16770), (4472, 16035), (5160, 13897), (5345, 13416), (5590, 12828), (6414, 11180), (6708, 10690), (8385, 8552)]