8260140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{277}}^1$

素因数の和:367

約数の個数: 96

約数和(自身を含む): 26901504

約数和(自身を除く): 18641364

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 71, 84, 105, 140, 142, 210, 213, 277, 284, 355, 420, 426, 497, 554, 710, 831, 852, 994, 1065, 1108, 1385, 1420, 1491, 1662, 1939, 1988, 2130, 2485, 2770, 2982, 3324, 3878, 4155, 4260, 4970, 5540, 5817, 5964, 7455, 7756, 8310, 9695, 9940, 11634, 14910, 16620, 19390, 19667, 23268, 29085, 29820, 38780, 39334, 58170, 59001, 78668, 98335, 116340, 118002, 137669, 196670, 236004, 275338, 295005, 393340, 413007, 550676, 590010, 688345, 826014, 1180020, 1376690, 1652028, 2065035, 2753380, 4130070, 8260140]

約数ペア:

[(1, 8260140), (2, 4130070), (3, 2753380), (4, 2065035), (5, 1652028), (6, 1376690), (7, 1180020), (10, 826014), (12, 688345), (14, 590010), (15, 550676), (20, 413007), (21, 393340), (28, 295005), (30, 275338), (35, 236004), (42, 196670), (60, 137669), (70, 118002), (71, 116340), (84, 98335), (105, 78668), (140, 59001), (142, 58170), (210, 39334), (213, 38780), (277, 29820), (284, 29085), (355, 23268), (420, 19667), (426, 19390), (497, 16620), (554, 14910), (710, 11634), (831, 9940), (852, 9695), (994, 8310), (1065, 7756), (1108, 7455), (1385, 5964), (1420, 5817), (1491, 5540), (1662, 4970), (1939, 4260), (1988, 4155), (2130, 3878), (2485, 3324), (2770, 2982)]