163588460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{2113}}^1$

素因数の和:2215

約数の個数: 72

約数和(自身を含む): 404873280

約数和(自身を除く): 241284820

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 79, 98, 140, 158, 196, 245, 316, 395, 490, 553, 790, 980, 1106, 1580, 2113, 2212, 2765, 3871, 4226, 5530, 7742, 8452, 10565, 11060, 14791, 15484, 19355, 21130, 29582, 38710, 42260, 59164, 73955, 77420, 103537, 147910, 166927, 207074, 295820, 333854, 414148, 517685, 667708, 834635, 1035370, 1168489, 1669270, 2070740, 2336978, 3338540, 4673956, 5842445, 8179423, 11684890, 16358846, 23369780, 32717692, 40897115, 81794230, 163588460]

約数ペア:

[(1, 163588460), (2, 81794230), (4, 40897115), (5, 32717692), (7, 23369780), (10, 16358846), (14, 11684890), (20, 8179423), (28, 5842445), (35, 4673956), (49, 3338540), (70, 2336978), (79, 2070740), (98, 1669270), (140, 1168489), (158, 1035370), (196, 834635), (245, 667708), (316, 517685), (395, 414148), (490, 333854), (553, 295820), (790, 207074), (980, 166927), (1106, 147910), (1580, 103537), (2113, 77420), (2212, 73955), (2765, 59164), (3871, 42260), (4226, 38710), (5530, 29582), (7742, 21130), (8452, 19355), (10565, 15484), (11060, 14791)]