23720040

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{7321}}^1$

素因数の和:7344

約数の個数: 80

約数和(自身を含む): 79736580

約数和(自身を除く): 56016540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 7321, 14642, 21963, 29284, 36605, 43926, 58568, 65889, 73210, 87852, 109815, 131778, 146420, 175704, 197667, 219630, 263556, 292840, 329445, 395334, 439260, 527112, 593001, 658890, 790668, 878520, 988335, 1186002, 1317780, 1581336, 1976670, 2372004, 2635560, 2965005, 3953340, 4744008, 5930010, 7906680, 11860020, 23720040]

約数ペア:

[(1, 23720040), (2, 11860020), (3, 7906680), (4, 5930010), (5, 4744008), (6, 3953340), (8, 2965005), (9, 2635560), (10, 2372004), (12, 1976670), (15, 1581336), (18, 1317780), (20, 1186002), (24, 988335), (27, 878520), (30, 790668), (36, 658890), (40, 593001), (45, 527112), (54, 439260), (60, 395334), (72, 329445), (81, 292840), (90, 263556), (108, 219630), (120, 197667), (135, 175704), (162, 146420), (180, 131778), (216, 109815), (270, 87852), (324, 73210), (360, 65889), (405, 58568), (540, 43926), (648, 36605), (810, 29284), (1080, 21963), (1620, 14642), (3240, 7321)]