220287340

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17291}}^1$

素因数の和:17327

約数の個数: 72

約数和(自身を含む): 579558672

約数和(自身を除く): 359271332

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1274, 1820, 2548, 3185, 6370, 12740, 17291, 34582, 69164, 86455, 121037, 172910, 224783, 242074, 345820, 449566, 484148, 605185, 847259, 899132, 1123915, 1210370, 1573481, 1694518, 2247830, 2420740, 3146962, 3389036, 4236295, 4495660, 6293924, 7867405, 8472590, 11014367, 15734810, 16945180, 22028734, 31469620, 44057468, 55071835, 110143670, 220287340]

約数ペア:

[(1, 220287340), (2, 110143670), (4, 55071835), (5, 44057468), (7, 31469620), (10, 22028734), (13, 16945180), (14, 15734810), (20, 11014367), (26, 8472590), (28, 7867405), (35, 6293924), (49, 4495660), (52, 4236295), (65, 3389036), (70, 3146962), (91, 2420740), (98, 2247830), (130, 1694518), (140, 1573481), (182, 1210370), (196, 1123915), (245, 899132), (260, 847259), (364, 605185), (455, 484148), (490, 449566), (637, 345820), (910, 242074), (980, 224783), (1274, 172910), (1820, 121037), (2548, 86455), (3185, 69164), (6370, 34582), (12740, 17291)]