128619540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{102079}}^1$

素因数の和:102101

約数の個数: 72

約数和(自身を含む): 445885440

約数和(自身を除く): 317265900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 102079, 204158, 306237, 408316, 510395, 612474, 714553, 918711, 1020790, 1224948, 1429106, 1531185, 1837422, 2041580, 2143659, 2858212, 3062370, 3572765, 3674844, 4287318, 4593555, 6124740, 6430977, 7145530, 8574636, 9187110, 10718295, 12861954, 14291060, 18374220, 21436590, 25723908, 32154885, 42873180, 64309770, 128619540]

約数ペア:

[(1, 128619540), (2, 64309770), (3, 42873180), (4, 32154885), (5, 25723908), (6, 21436590), (7, 18374220), (9, 14291060), (10, 12861954), (12, 10718295), (14, 9187110), (15, 8574636), (18, 7145530), (20, 6430977), (21, 6124740), (28, 4593555), (30, 4287318), (35, 3674844), (36, 3572765), (42, 3062370), (45, 2858212), (60, 2143659), (63, 2041580), (70, 1837422), (84, 1531185), (90, 1429106), (105, 1224948), (126, 1020790), (140, 918711), (180, 714553), (210, 612474), (252, 510395), (315, 408316), (420, 306237), (630, 204158), (1260, 102079)]