427440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1$

素因数の和:166

約数の個数: 80

約数和(自身を含む): 1437408

約数和(自身を除く): 1009968

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 137, 156, 195, 208, 240, 260, 274, 312, 390, 411, 520, 548, 624, 685, 780, 822, 1040, 1096, 1370, 1560, 1644, 1781, 2055, 2192, 2740, 3120, 3288, 3562, 4110, 5343, 5480, 6576, 7124, 8220, 8905, 10686, 10960, 14248, 16440, 17810, 21372, 26715, 28496, 32880, 35620, 42744, 53430, 71240, 85488, 106860, 142480, 213720, 427440]

約数ペア:

[(1, 427440), (2, 213720), (3, 142480), (4, 106860), (5, 85488), (6, 71240), (8, 53430), (10, 42744), (12, 35620), (13, 32880), (15, 28496), (16, 26715), (20, 21372), (24, 17810), (26, 16440), (30, 14248), (39, 10960), (40, 10686), (48, 8905), (52, 8220), (60, 7124), (65, 6576), (78, 5480), (80, 5343), (104, 4110), (120, 3562), (130, 3288), (137, 3120), (156, 2740), (195, 2192), (208, 2055), (240, 1781), (260, 1644), (274, 1560), (312, 1370), (390, 1096), (411, 1040), (520, 822), (548, 780), (624, 685)]