74965380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{178489}}^1$

素因数の和:178508

約数の個数: 48

約数和(自身を含む): 239890560

約数和(自身を除く): 164925180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 178489, 356978, 535467, 713956, 892445, 1070934, 1249423, 1784890, 2141868, 2498846, 2677335, 3569780, 3748269, 4997692, 5354670, 6247115, 7496538, 10709340, 12494230, 14993076, 18741345, 24988460, 37482690, 74965380]

約数ペア:

[(1, 74965380), (2, 37482690), (3, 24988460), (4, 18741345), (5, 14993076), (6, 12494230), (7, 10709340), (10, 7496538), (12, 6247115), (14, 5354670), (15, 4997692), (20, 3748269), (21, 3569780), (28, 2677335), (30, 2498846), (35, 2141868), (42, 1784890), (60, 1249423), (70, 1070934), (84, 892445), (105, 713956), (140, 535467), (210, 356978), (420, 178489)]