138020540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{227}}^1$

素因数の和:387

約数の個数: 96

約数和(自身を含む): 343816704

約数和(自身を除く): 205796164

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 101, 140, 172, 202, 215, 227, 301, 404, 430, 454, 505, 602, 707, 860, 908, 1010, 1135, 1204, 1414, 1505, 1589, 2020, 2270, 2828, 3010, 3178, 3535, 4343, 4540, 6020, 6356, 7070, 7945, 8686, 9761, 14140, 15890, 17372, 19522, 21715, 22927, 30401, 31780, 39044, 43430, 45854, 48805, 60802, 68327, 86860, 91708, 97610, 114635, 121604, 136654, 152005, 160489, 195220, 229270, 273308, 304010, 320978, 341635, 458540, 608020, 641956, 683270, 802445, 985861, 1366540, 1604890, 1971722, 3209780, 3943444, 4929305, 6901027, 9858610, 13802054, 19717220, 27604108, 34505135, 69010270, 138020540]

約数ペア:

[(1, 138020540), (2, 69010270), (4, 34505135), (5, 27604108), (7, 19717220), (10, 13802054), (14, 9858610), (20, 6901027), (28, 4929305), (35, 3943444), (43, 3209780), (70, 1971722), (86, 1604890), (101, 1366540), (140, 985861), (172, 802445), (202, 683270), (215, 641956), (227, 608020), (301, 458540), (404, 341635), (430, 320978), (454, 304010), (505, 273308), (602, 229270), (707, 195220), (860, 160489), (908, 152005), (1010, 136654), (1135, 121604), (1204, 114635), (1414, 97610), (1505, 91708), (1589, 86860), (2020, 68327), (2270, 60802), (2828, 48805), (3010, 45854), (3178, 43430), (3535, 39044), (4343, 31780), (4540, 30401), (6020, 22927), (6356, 21715), (7070, 19522), (7945, 17372), (8686, 15890), (9761, 14140)]