209609010

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{13781}}^1$

素因数の和:13820

約数の個数: 72

約数和(自身を含む): 590172804

約数和(自身を除く): 380563794

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 169, 195, 234, 338, 390, 507, 585, 845, 1014, 1170, 1521, 1690, 2535, 3042, 5070, 7605, 13781, 15210, 27562, 41343, 68905, 82686, 124029, 137810, 179153, 206715, 248058, 358306, 413430, 537459, 620145, 895765, 1074918, 1240290, 1612377, 1791530, 2328989, 2687295, 3224754, 4657978, 5374590, 6986967, 8061885, 11644945, 13973934, 16123770, 20960901, 23289890, 34934835, 41921802, 69869670, 104804505, 209609010]

約数ペア:

[(1, 209609010), (2, 104804505), (3, 69869670), (5, 41921802), (6, 34934835), (9, 23289890), (10, 20960901), (13, 16123770), (15, 13973934), (18, 11644945), (26, 8061885), (30, 6986967), (39, 5374590), (45, 4657978), (65, 3224754), (78, 2687295), (90, 2328989), (117, 1791530), (130, 1612377), (169, 1240290), (195, 1074918), (234, 895765), (338, 620145), (390, 537459), (507, 413430), (585, 358306), (845, 248058), (1014, 206715), (1170, 179153), (1521, 137810), (1690, 124029), (2535, 82686), (3042, 68905), (5070, 41343), (7605, 27562), (13781, 15210)]