71495820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{36109}}^1$

素因数の和:36135

約数の個数: 72

約数和(自身を含む): 236592720

約数和(自身を除く): 165096900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 60, 66, 90, 99, 110, 132, 165, 180, 198, 220, 330, 396, 495, 660, 990, 1980, 36109, 72218, 108327, 144436, 180545, 216654, 324981, 361090, 397199, 433308, 541635, 649962, 722180, 794398, 1083270, 1191597, 1299924, 1588796, 1624905, 1985995, 2166540, 2383194, 3249810, 3574791, 3971990, 4766388, 5957985, 6499620, 7149582, 7943980, 11915970, 14299164, 17873955, 23831940, 35747910, 71495820]

約数ペア:

[(1, 71495820), (2, 35747910), (3, 23831940), (4, 17873955), (5, 14299164), (6, 11915970), (9, 7943980), (10, 7149582), (11, 6499620), (12, 5957985), (15, 4766388), (18, 3971990), (20, 3574791), (22, 3249810), (30, 2383194), (33, 2166540), (36, 1985995), (44, 1624905), (45, 1588796), (55, 1299924), (60, 1191597), (66, 1083270), (90, 794398), (99, 722180), (110, 649962), (132, 541635), (165, 433308), (180, 397199), (198, 361090), (220, 324981), (330, 216654), (396, 180545), (495, 144436), (660, 108327), (990, 72218), (1980, 36109)]