9000320

素因数分解:

$2^7\times 5^1\times 7^3\times {\mathrm{41}}^1$

素因数の和:81

約数の個数: 128

約数和(自身を含む): 25704000

約数和(自身を除く): 16703680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 41, 49, 56, 64, 70, 80, 82, 98, 112, 128, 140, 160, 164, 196, 205, 224, 245, 280, 287, 320, 328, 343, 392, 410, 448, 490, 560, 574, 640, 656, 686, 784, 820, 896, 980, 1120, 1148, 1312, 1372, 1435, 1568, 1640, 1715, 1960, 2009, 2240, 2296, 2624, 2744, 2870, 3136, 3280, 3430, 3920, 4018, 4480, 4592, 5248, 5488, 5740, 6272, 6560, 6860, 7840, 8036, 9184, 10045, 10976, 11480, 13120, 13720, 14063, 15680, 16072, 18368, 20090, 21952, 22960, 26240, 27440, 28126, 31360, 32144, 36736, 40180, 43904, 45920, 54880, 56252, 64288, 70315, 80360, 91840, 109760, 112504, 128576, 140630, 160720, 183680, 219520, 225008, 257152, 281260, 321440, 450016, 562520, 642880, 900032, 1125040, 1285760, 1800064, 2250080, 4500160, 9000320]

約数ペア:

[(1, 9000320), (2, 4500160), (4, 2250080), (5, 1800064), (7, 1285760), (8, 1125040), (10, 900032), (14, 642880), (16, 562520), (20, 450016), (28, 321440), (32, 281260), (35, 257152), (40, 225008), (41, 219520), (49, 183680), (56, 160720), (64, 140630), (70, 128576), (80, 112504), (82, 109760), (98, 91840), (112, 80360), (128, 70315), (140, 64288), (160, 56252), (164, 54880), (196, 45920), (205, 43904), (224, 40180), (245, 36736), (280, 32144), (287, 31360), (320, 28126), (328, 27440), (343, 26240), (392, 22960), (410, 21952), (448, 20090), (490, 18368), (560, 16072), (574, 15680), (640, 14063), (656, 13720), (686, 13120), (784, 11480), (820, 10976), (896, 10045), (980, 9184), (1120, 8036), (1148, 7840), (1312, 6860), (1372, 6560), (1435, 6272), (1568, 5740), (1640, 5488), (1715, 5248), (1960, 4592), (2009, 4480), (2240, 4018), (2296, 3920), (2624, 3430), (2744, 3280), (2870, 3136)]