212576520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3169}}^1$

素因数の和:3239

約数の個数: 128

約数和(自身を含む): 702979200

約数和(自身を除く): 490402680

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, 1118, 1290, 1560, 1677, 1720, 2236, 2580, 2795, 3169, 3354, 4472, 5160, 5590, 6338, 6708, 8385, 9507, 11180, 12676, 13416, 15845, 16770, 19014, 22360, 25352, 31690, 33540, 38028, 41197, 47535, 63380, 67080, 76056, 82394, 95070, 123591, 126760, 136267, 164788, 190140, 205985, 247182, 272534, 329576, 380280, 408801, 411970, 494364, 545068, 617955, 681335, 817602, 823940, 988728, 1090136, 1235910, 1362670, 1635204, 1647880, 1771471, 2044005, 2471820, 2725340, 3270408, 3542942, 4088010, 4943640, 5314413, 5450680, 7085884, 8176020, 8857355, 10628826, 14171768, 16352040, 17714710, 21257652, 26572065, 35429420, 42515304, 53144130, 70858840, 106288260, 212576520]

約数ペア:

[(1, 212576520), (2, 106288260), (3, 70858840), (4, 53144130), (5, 42515304), (6, 35429420), (8, 26572065), (10, 21257652), (12, 17714710), (13, 16352040), (15, 14171768), (20, 10628826), (24, 8857355), (26, 8176020), (30, 7085884), (39, 5450680), (40, 5314413), (43, 4943640), (52, 4088010), (60, 3542942), (65, 3270408), (78, 2725340), (86, 2471820), (104, 2044005), (120, 1771471), (129, 1647880), (130, 1635204), (156, 1362670), (172, 1235910), (195, 1090136), (215, 988728), (258, 823940), (260, 817602), (312, 681335), (344, 617955), (390, 545068), (430, 494364), (516, 411970), (520, 408801), (559, 380280), (645, 329576), (780, 272534), (860, 247182), (1032, 205985), (1118, 190140), (1290, 164788), (1560, 136267), (1677, 126760), (1720, 123591), (2236, 95070), (2580, 82394), (2795, 76056), (3169, 67080), (3354, 63380), (4472, 47535), (5160, 41197), (5590, 38028), (6338, 33540), (6708, 31690), (8385, 25352), (9507, 22360), (11180, 19014), (12676, 16770), (13416, 15845)]