7842660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:353

約数の個数: 96

約数和(自身を含む): 25546752

約数和(自身を除く): 17704092

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, 263, 284, 355, 420, 426, 497, 526, 710, 789, 852, 994, 1052, 1065, 1315, 1420, 1491, 1578, 1841, 1988, 2130, 2485, 2630, 2982, 3156, 3682, 3945, 4260, 4970, 5260, 5523, 5964, 7364, 7455, 7890, 9205, 9940, 11046, 14910, 15780, 18410, 18673, 22092, 27615, 29820, 36820, 37346, 55230, 56019, 74692, 93365, 110460, 112038, 130711, 186730, 224076, 261422, 280095, 373460, 392133, 522844, 560190, 653555, 784266, 1120380, 1307110, 1568532, 1960665, 2614220, 3921330, 7842660]

約数ペア:

[(1, 7842660), (2, 3921330), (3, 2614220), (4, 1960665), (5, 1568532), (6, 1307110), (7, 1120380), (10, 784266), (12, 653555), (14, 560190), (15, 522844), (20, 392133), (21, 373460), (28, 280095), (30, 261422), (35, 224076), (42, 186730), (60, 130711), (70, 112038), (71, 110460), (84, 93365), (105, 74692), (140, 56019), (142, 55230), (210, 37346), (213, 36820), (263, 29820), (284, 27615), (355, 22092), (420, 18673), (426, 18410), (497, 15780), (526, 14910), (710, 11046), (789, 9940), (852, 9205), (994, 7890), (1052, 7455), (1065, 7364), (1315, 5964), (1420, 5523), (1491, 5260), (1578, 4970), (1841, 4260), (1988, 3945), (2130, 3682), (2485, 3156), (2630, 2982)]