253944240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2237}}^1$

素因数の和:2307

約数の個数: 160

約数和(自身を含む): 879158016

約数和(自身を除く): 625213776

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 33, 40, 43, 44, 48, 55, 60, 66, 80, 86, 88, 110, 120, 129, 132, 165, 172, 176, 215, 220, 240, 258, 264, 330, 344, 430, 440, 473, 516, 528, 645, 660, 688, 860, 880, 946, 1032, 1290, 1320, 1419, 1720, 1892, 2064, 2237, 2365, 2580, 2640, 2838, 3440, 3784, 4474, 4730, 5160, 5676, 6711, 7095, 7568, 8948, 9460, 10320, 11185, 11352, 13422, 14190, 17896, 18920, 22370, 22704, 24607, 26844, 28380, 33555, 35792, 37840, 44740, 49214, 53688, 56760, 67110, 73821, 89480, 96191, 98428, 107376, 113520, 123035, 134220, 147642, 178960, 192382, 196856, 246070, 268440, 288573, 295284, 369105, 384764, 393712, 480955, 492140, 536880, 577146, 590568, 738210, 769528, 961910, 984280, 1058101, 1154292, 1181136, 1442865, 1476420, 1539056, 1923820, 1968560, 2116202, 2308584, 2885730, 2952840, 3174303, 3847640, 4232404, 4617168, 5290505, 5771460, 5905680, 6348606, 7695280, 8464808, 10581010, 11542920, 12697212, 15871515, 16929616, 21162020, 23085840, 25394424, 31743030, 42324040, 50788848, 63486060, 84648080, 126972120, 253944240]

約数ペア:

[(1, 253944240), (2, 126972120), (3, 84648080), (4, 63486060), (5, 50788848), (6, 42324040), (8, 31743030), (10, 25394424), (11, 23085840), (12, 21162020), (15, 16929616), (16, 15871515), (20, 12697212), (22, 11542920), (24, 10581010), (30, 8464808), (33, 7695280), (40, 6348606), (43, 5905680), (44, 5771460), (48, 5290505), (55, 4617168), (60, 4232404), (66, 3847640), (80, 3174303), (86, 2952840), (88, 2885730), (110, 2308584), (120, 2116202), (129, 1968560), (132, 1923820), (165, 1539056), (172, 1476420), (176, 1442865), (215, 1181136), (220, 1154292), (240, 1058101), (258, 984280), (264, 961910), (330, 769528), (344, 738210), (430, 590568), (440, 577146), (473, 536880), (516, 492140), (528, 480955), (645, 393712), (660, 384764), (688, 369105), (860, 295284), (880, 288573), (946, 268440), (1032, 246070), (1290, 196856), (1320, 192382), (1419, 178960), (1720, 147642), (1892, 134220), (2064, 123035), (2237, 113520), (2365, 107376), (2580, 98428), (2640, 96191), (2838, 89480), (3440, 73821), (3784, 67110), (4474, 56760), (4730, 53688), (5160, 49214), (5676, 44740), (6711, 37840), (7095, 35792), (7568, 33555), (8948, 28380), (9460, 26844), (10320, 24607), (11185, 22704), (11352, 22370), (13422, 18920), (14190, 17896)]