68279700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:206

約数の個数: 144

約数和(自身を含む): 207764480

約数和(自身を除く): 139484780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 43, 50, 60, 67, 75, 79, 86, 100, 129, 134, 150, 158, 172, 201, 215, 237, 258, 268, 300, 316, 335, 395, 402, 430, 474, 516, 645, 670, 790, 804, 860, 948, 1005, 1075, 1185, 1290, 1340, 1580, 1675, 1975, 2010, 2150, 2370, 2580, 2881, 3225, 3350, 3397, 3950, 4020, 4300, 4740, 5025, 5293, 5762, 5925, 6450, 6700, 6794, 7900, 8643, 10050, 10191, 10586, 11524, 11850, 12900, 13588, 14405, 15879, 16985, 17286, 20100, 20382, 21172, 23700, 26465, 28810, 31758, 33970, 34572, 40764, 43215, 50955, 52930, 57620, 63516, 67940, 72025, 79395, 84925, 86430, 101910, 105860, 132325, 144050, 158790, 169850, 172860, 203820, 216075, 227599, 254775, 264650, 288100, 317580, 339700, 396975, 432150, 455198, 509550, 529300, 682797, 793950, 864300, 910396, 1019100, 1137995, 1365594, 1587900, 2275990, 2731188, 3413985, 4551980, 5689975, 6827970, 11379950, 13655940, 17069925, 22759900, 34139850, 68279700]

約数ペア:

[(1, 68279700), (2, 34139850), (3, 22759900), (4, 17069925), (5, 13655940), (6, 11379950), (10, 6827970), (12, 5689975), (15, 4551980), (20, 3413985), (25, 2731188), (30, 2275990), (43, 1587900), (50, 1365594), (60, 1137995), (67, 1019100), (75, 910396), (79, 864300), (86, 793950), (100, 682797), (129, 529300), (134, 509550), (150, 455198), (158, 432150), (172, 396975), (201, 339700), (215, 317580), (237, 288100), (258, 264650), (268, 254775), (300, 227599), (316, 216075), (335, 203820), (395, 172860), (402, 169850), (430, 158790), (474, 144050), (516, 132325), (645, 105860), (670, 101910), (790, 86430), (804, 84925), (860, 79395), (948, 72025), (1005, 67940), (1075, 63516), (1185, 57620), (1290, 52930), (1340, 50955), (1580, 43215), (1675, 40764), (1975, 34572), (2010, 33970), (2150, 31758), (2370, 28810), (2580, 26465), (2881, 23700), (3225, 21172), (3350, 20382), (3397, 20100), (3950, 17286), (4020, 16985), (4300, 15879), (4740, 14405), (5025, 13588), (5293, 12900), (5762, 11850), (5925, 11524), (6450, 10586), (6700, 10191), (6794, 10050), (7900, 8643)]