205991940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{44587}}^1$

素因数の和:44617

約数の個数: 96

約数和(自身を含む): 719115264

約数和(自身を除く): 513123324

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 210, 220, 231, 308, 330, 385, 420, 462, 660, 770, 924, 1155, 1540, 2310, 4620, 44587, 89174, 133761, 178348, 222935, 267522, 312109, 445870, 490457, 535044, 624218, 668805, 891740, 936327, 980914, 1248436, 1337610, 1471371, 1560545, 1872654, 1961828, 2452285, 2675220, 2942742, 3121090, 3433199, 3745308, 4681635, 4904570, 5885484, 6242180, 6866398, 7356855, 9363270, 9809140, 10299597, 13732796, 14713710, 17165995, 18726540, 20599194, 29427420, 34331990, 41198388, 51497985, 68663980, 102995970, 205991940]

約数ペア:

[(1, 205991940), (2, 102995970), (3, 68663980), (4, 51497985), (5, 41198388), (6, 34331990), (7, 29427420), (10, 20599194), (11, 18726540), (12, 17165995), (14, 14713710), (15, 13732796), (20, 10299597), (21, 9809140), (22, 9363270), (28, 7356855), (30, 6866398), (33, 6242180), (35, 5885484), (42, 4904570), (44, 4681635), (55, 3745308), (60, 3433199), (66, 3121090), (70, 2942742), (77, 2675220), (84, 2452285), (105, 1961828), (110, 1872654), (132, 1560545), (140, 1471371), (154, 1337610), (165, 1248436), (210, 980914), (220, 936327), (231, 891740), (308, 668805), (330, 624218), (385, 535044), (420, 490457), (462, 445870), (660, 312109), (770, 267522), (924, 222935), (1155, 178348), (1540, 133761), (2310, 89174), (4620, 44587)]