51491640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{587}}^1$

素因数の和:661

約数の個数: 128

約数和(自身を含む): 167650560

約数和(自身を除く): 116158920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 43, 51, 60, 68, 85, 86, 102, 120, 129, 136, 170, 172, 204, 215, 255, 258, 340, 344, 408, 430, 510, 516, 587, 645, 680, 731, 860, 1020, 1032, 1174, 1290, 1462, 1720, 1761, 2040, 2193, 2348, 2580, 2924, 2935, 3522, 3655, 4386, 4696, 5160, 5848, 5870, 7044, 7310, 8772, 8805, 9979, 10965, 11740, 14088, 14620, 17544, 17610, 19958, 21930, 23480, 25241, 29240, 29937, 35220, 39916, 43860, 49895, 50482, 59874, 70440, 75723, 79832, 87720, 99790, 100964, 119748, 126205, 149685, 151446, 199580, 201928, 239496, 252410, 299370, 302892, 378615, 399160, 429097, 504820, 598740, 605784, 757230, 858194, 1009640, 1197480, 1287291, 1514460, 1716388, 2145485, 2574582, 3028920, 3432776, 4290970, 5149164, 6436455, 8581940, 10298328, 12872910, 17163880, 25745820, 51491640]

約数ペア:

[(1, 51491640), (2, 25745820), (3, 17163880), (4, 12872910), (5, 10298328), (6, 8581940), (8, 6436455), (10, 5149164), (12, 4290970), (15, 3432776), (17, 3028920), (20, 2574582), (24, 2145485), (30, 1716388), (34, 1514460), (40, 1287291), (43, 1197480), (51, 1009640), (60, 858194), (68, 757230), (85, 605784), (86, 598740), (102, 504820), (120, 429097), (129, 399160), (136, 378615), (170, 302892), (172, 299370), (204, 252410), (215, 239496), (255, 201928), (258, 199580), (340, 151446), (344, 149685), (408, 126205), (430, 119748), (510, 100964), (516, 99790), (587, 87720), (645, 79832), (680, 75723), (731, 70440), (860, 59874), (1020, 50482), (1032, 49895), (1174, 43860), (1290, 39916), (1462, 35220), (1720, 29937), (1761, 29240), (2040, 25241), (2193, 23480), (2348, 21930), (2580, 19958), (2924, 17610), (2935, 17544), (3522, 14620), (3655, 14088), (4386, 11740), (4696, 10965), (5160, 9979), (5848, 8805), (5870, 8772), (7044, 7310)]