74396280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2857}}^1$

素因数の和:2909

約数の個数: 128

約数和(自身を含む): 263393280

約数和(自身を除く): 188997000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1736, 1860, 2170, 2604, 2857, 3255, 3720, 4340, 5208, 5714, 6510, 8571, 8680, 11428, 13020, 14285, 17142, 19999, 22856, 26040, 28570, 34284, 39998, 42855, 57140, 59997, 68568, 79996, 85710, 88567, 99995, 114280, 119994, 159992, 171420, 177134, 199990, 239988, 265701, 299985, 342840, 354268, 399980, 442835, 479976, 531402, 599970, 619969, 708536, 799960, 885670, 1062804, 1199940, 1239938, 1328505, 1771340, 1859907, 2125608, 2399880, 2479876, 2657010, 3099845, 3542680, 3719814, 4959752, 5314020, 6199690, 7439628, 9299535, 10628040, 12399380, 14879256, 18599070, 24798760, 37198140, 74396280]

約数ペア:

[(1, 74396280), (2, 37198140), (3, 24798760), (4, 18599070), (5, 14879256), (6, 12399380), (7, 10628040), (8, 9299535), (10, 7439628), (12, 6199690), (14, 5314020), (15, 4959752), (20, 3719814), (21, 3542680), (24, 3099845), (28, 2657010), (30, 2479876), (31, 2399880), (35, 2125608), (40, 1859907), (42, 1771340), (56, 1328505), (60, 1239938), (62, 1199940), (70, 1062804), (84, 885670), (93, 799960), (105, 708536), (120, 619969), (124, 599970), (140, 531402), (155, 479976), (168, 442835), (186, 399980), (210, 354268), (217, 342840), (248, 299985), (280, 265701), (310, 239988), (372, 199990), (420, 177134), (434, 171420), (465, 159992), (620, 119994), (651, 114280), (744, 99995), (840, 88567), (868, 85710), (930, 79996), (1085, 68568), (1240, 59997), (1302, 57140), (1736, 42855), (1860, 39998), (2170, 34284), (2604, 28570), (2857, 26040), (3255, 22856), (3720, 19999), (4340, 17142), (5208, 14285), (5714, 13020), (6510, 11428), (8571, 8680)]