749047440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{135697}}^1$

素因数の和:135736

約数の個数: 80

約数和(自身を含む): 2423023488

約数和(自身を除く): 1673976048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 135697, 271394, 407091, 542788, 678485, 814182, 1085576, 1356970, 1628364, 2035455, 2171152, 2713940, 3121031, 3256728, 4070910, 5427880, 6242062, 6513456, 8141820, 9363093, 10855760, 12484124, 15605155, 16283640, 18726186, 24968248, 31210310, 32567280, 37452372, 46815465, 49936496, 62420620, 74904744, 93630930, 124841240, 149809488, 187261860, 249682480, 374523720, 749047440]

約数ペア:

[(1, 749047440), (2, 374523720), (3, 249682480), (4, 187261860), (5, 149809488), (6, 124841240), (8, 93630930), (10, 74904744), (12, 62420620), (15, 49936496), (16, 46815465), (20, 37452372), (23, 32567280), (24, 31210310), (30, 24968248), (40, 18726186), (46, 16283640), (48, 15605155), (60, 12484124), (69, 10855760), (80, 9363093), (92, 8141820), (115, 6513456), (120, 6242062), (138, 5427880), (184, 4070910), (230, 3256728), (240, 3121031), (276, 2713940), (345, 2171152), (368, 2035455), (460, 1628364), (552, 1356970), (690, 1085576), (920, 814182), (1104, 678485), (1380, 542788), (1840, 407091), (2760, 271394), (5520, 135697)]