68106840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:321

約数の個数: 128

約数和(自身を含む): 213269760

約数和(自身を除く): 145162920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 67, 86, 120, 129, 134, 172, 197, 201, 215, 258, 268, 335, 344, 394, 402, 430, 516, 536, 591, 645, 670, 788, 804, 860, 985, 1005, 1032, 1182, 1290, 1340, 1576, 1608, 1720, 1970, 2010, 2364, 2580, 2680, 2881, 2955, 3940, 4020, 4728, 5160, 5762, 5910, 7880, 8040, 8471, 8643, 11524, 11820, 13199, 14405, 16942, 17286, 23048, 23640, 25413, 26398, 28810, 33884, 34572, 39597, 42355, 43215, 50826, 52796, 57620, 65995, 67768, 69144, 79194, 84710, 86430, 101652, 105592, 115240, 127065, 131990, 158388, 169420, 172860, 197985, 203304, 254130, 263980, 316776, 338840, 345720, 395970, 508260, 527960, 567557, 791940, 1016520, 1135114, 1583880, 1702671, 2270228, 2837785, 3405342, 4540456, 5675570, 6810684, 8513355, 11351140, 13621368, 17026710, 22702280, 34053420, 68106840]

約数ペア:

[(1, 68106840), (2, 34053420), (3, 22702280), (4, 17026710), (5, 13621368), (6, 11351140), (8, 8513355), (10, 6810684), (12, 5675570), (15, 4540456), (20, 3405342), (24, 2837785), (30, 2270228), (40, 1702671), (43, 1583880), (60, 1135114), (67, 1016520), (86, 791940), (120, 567557), (129, 527960), (134, 508260), (172, 395970), (197, 345720), (201, 338840), (215, 316776), (258, 263980), (268, 254130), (335, 203304), (344, 197985), (394, 172860), (402, 169420), (430, 158388), (516, 131990), (536, 127065), (591, 115240), (645, 105592), (670, 101652), (788, 86430), (804, 84710), (860, 79194), (985, 69144), (1005, 67768), (1032, 65995), (1182, 57620), (1290, 52796), (1340, 50826), (1576, 43215), (1608, 42355), (1720, 39597), (1970, 34572), (2010, 33884), (2364, 28810), (2580, 26398), (2680, 25413), (2881, 23640), (2955, 23048), (3940, 17286), (4020, 16942), (4728, 14405), (5160, 13199), (5762, 11820), (5910, 11524), (7880, 8643), (8040, 8471)]