68927880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2647}}^1$

素因数の和:2699

約数の個数: 128

約数和(自身を含む): 244039680

約数和(自身を除く): 175111800

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, 2647, 3255, 3720, 4340, 5208, 5294, 6510, 7941, 8680, 10588, 13020, 13235, 15882, 18529, 21176, 26040, 26470, 31764, 37058, 39705, 52940, 55587, 63528, 74116, 79410, 82057, 92645, 105880, 111174, 148232, 158820, 164114, 185290, 222348, 246171, 277935, 317640, 328228, 370580, 410285, 444696, 492342, 555870, 574399, 656456, 741160, 820570, 984684, 1111740, 1148798, 1230855, 1641140, 1723197, 1969368, 2223480, 2297596, 2461710, 2871995, 3282280, 3446394, 4595192, 4923420, 5743990, 6892788, 8615985, 9846840, 11487980, 13785576, 17231970, 22975960, 34463940, 68927880]

約数ペア:

[(1, 68927880), (2, 34463940), (3, 22975960), (4, 17231970), (5, 13785576), (6, 11487980), (7, 9846840), (8, 8615985), (10, 6892788), (12, 5743990), (14, 4923420), (15, 4595192), (20, 3446394), (21, 3282280), (24, 2871995), (28, 2461710), (30, 2297596), (31, 2223480), (35, 1969368), (40, 1723197), (42, 1641140), (56, 1230855), (60, 1148798), (62, 1111740), (70, 984684), (84, 820570), (93, 741160), (105, 656456), (120, 574399), (124, 555870), (140, 492342), (155, 444696), (168, 410285), (186, 370580), (210, 328228), (217, 317640), (248, 277935), (280, 246171), (310, 222348), (372, 185290), (420, 164114), (434, 158820), (465, 148232), (620, 111174), (651, 105880), (744, 92645), (840, 82057), (868, 79410), (930, 74116), (1085, 63528), (1240, 55587), (1302, 52940), (1736, 39705), (1860, 37058), (2170, 31764), (2604, 26470), (2647, 26040), (3255, 21176), (3720, 18529), (4340, 15882), (5208, 13235), (5294, 13020), (6510, 10588), (7941, 8680)]