71284360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{11069}}^1$

素因数の和:11110

約数の個数: 64

約数和(自身を含む): 191289600

約数和(自身を除く): 120005240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 11069, 22138, 44276, 55345, 77483, 88552, 110690, 154966, 221380, 254587, 309932, 387415, 442760, 509174, 619864, 774830, 1018348, 1272935, 1549660, 1782109, 2036696, 2545870, 3099320, 3564218, 5091740, 7128436, 8910545, 10183480, 14256872, 17821090, 35642180, 71284360]

約数ペア:

[(1, 71284360), (2, 35642180), (4, 17821090), (5, 14256872), (7, 10183480), (8, 8910545), (10, 7128436), (14, 5091740), (20, 3564218), (23, 3099320), (28, 2545870), (35, 2036696), (40, 1782109), (46, 1549660), (56, 1272935), (70, 1018348), (92, 774830), (115, 619864), (140, 509174), (161, 442760), (184, 387415), (230, 309932), (280, 254587), (322, 221380), (460, 154966), (644, 110690), (805, 88552), (920, 77483), (1288, 55345), (1610, 44276), (3220, 22138), (6440, 11069)]