679267480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{577}}^1\times {\mathrm{1549}}^1$

素因数の和:2156

約数の個数: 64

約数和(自身を含む): 1612620000

約数和(自身を除く): 933352520

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 577, 760, 1154, 1549, 2308, 2885, 3098, 4616, 5770, 6196, 7745, 10963, 11540, 12392, 15490, 21926, 23080, 29431, 30980, 43852, 54815, 58862, 61960, 87704, 109630, 117724, 147155, 219260, 235448, 294310, 438520, 588620, 893773, 1177240, 1787546, 3575092, 4468865, 7150184, 8937730, 16981687, 17875460, 33963374, 35750920, 67926748, 84908435, 135853496, 169816870, 339633740, 679267480]

約数ペア:

[(1, 679267480), (2, 339633740), (4, 169816870), (5, 135853496), (8, 84908435), (10, 67926748), (19, 35750920), (20, 33963374), (38, 17875460), (40, 16981687), (76, 8937730), (95, 7150184), (152, 4468865), (190, 3575092), (380, 1787546), (577, 1177240), (760, 893773), (1154, 588620), (1549, 438520), (2308, 294310), (2885, 235448), (3098, 219260), (4616, 147155), (5770, 117724), (6196, 109630), (7745, 87704), (10963, 61960), (11540, 58862), (12392, 54815), (15490, 43852), (21926, 30980), (23080, 29431)]