242497360

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{2593}}^1$

素因数の和:2780

約数の個数: 80

約数和(自身を含む): 648458496

約数和(自身を除く): 405961136

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 167, 280, 334, 560, 668, 835, 1169, 1336, 1670, 2338, 2593, 2672, 3340, 4676, 5186, 5845, 6680, 9352, 10372, 11690, 12965, 13360, 18151, 18704, 20744, 23380, 25930, 36302, 41488, 46760, 51860, 72604, 90755, 93520, 103720, 145208, 181510, 207440, 290416, 363020, 433031, 726040, 866062, 1452080, 1732124, 2165155, 3031217, 3464248, 4330310, 6062434, 6928496, 8660620, 12124868, 15156085, 17321240, 24249736, 30312170, 34642480, 48499472, 60624340, 121248680, 242497360]

約数ペア:

[(1, 242497360), (2, 121248680), (4, 60624340), (5, 48499472), (7, 34642480), (8, 30312170), (10, 24249736), (14, 17321240), (16, 15156085), (20, 12124868), (28, 8660620), (35, 6928496), (40, 6062434), (56, 4330310), (70, 3464248), (80, 3031217), (112, 2165155), (140, 1732124), (167, 1452080), (280, 866062), (334, 726040), (560, 433031), (668, 363020), (835, 290416), (1169, 207440), (1336, 181510), (1670, 145208), (2338, 103720), (2593, 93520), (2672, 90755), (3340, 72604), (4676, 51860), (5186, 46760), (5845, 41488), (6680, 36302), (9352, 25930), (10372, 23380), (11690, 20744), (12965, 18704), (13360, 18151)]