51357480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:363

約数の個数: 128

約数和(自身を含む): 162518400

約数和(自身を除く): 111160920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 37, 40, 43, 60, 74, 86, 111, 120, 129, 148, 172, 185, 215, 222, 258, 269, 296, 344, 370, 430, 444, 516, 538, 555, 645, 740, 807, 860, 888, 1032, 1076, 1110, 1290, 1345, 1480, 1591, 1614, 1720, 2152, 2220, 2580, 2690, 3182, 3228, 4035, 4440, 4773, 5160, 5380, 6364, 6456, 7955, 8070, 9546, 9953, 10760, 11567, 12728, 15910, 16140, 19092, 19906, 23134, 23865, 29859, 31820, 32280, 34701, 38184, 39812, 46268, 47730, 49765, 57835, 59718, 63640, 69402, 79624, 92536, 95460, 99530, 115670, 119436, 138804, 149295, 173505, 190920, 199060, 231340, 238872, 277608, 298590, 347010, 398120, 427979, 462680, 597180, 694020, 855958, 1194360, 1283937, 1388040, 1711916, 2139895, 2567874, 3423832, 4279790, 5135748, 6419685, 8559580, 10271496, 12839370, 17119160, 25678740, 51357480]

約数ペア:

[(1, 51357480), (2, 25678740), (3, 17119160), (4, 12839370), (5, 10271496), (6, 8559580), (8, 6419685), (10, 5135748), (12, 4279790), (15, 3423832), (20, 2567874), (24, 2139895), (30, 1711916), (37, 1388040), (40, 1283937), (43, 1194360), (60, 855958), (74, 694020), (86, 597180), (111, 462680), (120, 427979), (129, 398120), (148, 347010), (172, 298590), (185, 277608), (215, 238872), (222, 231340), (258, 199060), (269, 190920), (296, 173505), (344, 149295), (370, 138804), (430, 119436), (444, 115670), (516, 99530), (538, 95460), (555, 92536), (645, 79624), (740, 69402), (807, 63640), (860, 59718), (888, 57835), (1032, 49765), (1076, 47730), (1110, 46268), (1290, 39812), (1345, 38184), (1480, 34701), (1591, 32280), (1614, 31820), (1720, 29859), (2152, 23865), (2220, 23134), (2580, 19906), (2690, 19092), (3182, 16140), (3228, 15910), (4035, 12728), (4440, 11567), (4773, 10760), (5160, 9953), (5380, 9546), (6364, 8070), (6456, 7955)]