54536440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:213

約数の個数: 128

約数和(自身を含む): 148561920

約数和(自身を除く): 94025480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 61, 62, 70, 103, 122, 124, 140, 155, 206, 217, 244, 248, 280, 305, 310, 412, 427, 434, 488, 515, 610, 620, 721, 824, 854, 868, 1030, 1085, 1220, 1240, 1442, 1708, 1736, 1891, 2060, 2135, 2170, 2440, 2884, 3193, 3416, 3605, 3782, 4120, 4270, 4340, 5768, 6283, 6386, 7210, 7564, 8540, 8680, 9455, 12566, 12772, 13237, 14420, 15128, 15965, 17080, 18910, 22351, 25132, 25544, 26474, 28840, 31415, 31930, 37820, 43981, 44702, 50264, 52948, 62830, 63860, 66185, 75640, 87962, 89404, 105896, 111755, 125660, 127720, 132370, 175924, 178808, 194773, 219905, 223510, 251320, 264740, 351848, 389546, 439810, 447020, 529480, 779092, 879620, 894040, 973865, 1363411, 1558184, 1759240, 1947730, 2726822, 3895460, 5453644, 6817055, 7790920, 10907288, 13634110, 27268220, 54536440]

約数ペア:

[(1, 54536440), (2, 27268220), (4, 13634110), (5, 10907288), (7, 7790920), (8, 6817055), (10, 5453644), (14, 3895460), (20, 2726822), (28, 1947730), (31, 1759240), (35, 1558184), (40, 1363411), (56, 973865), (61, 894040), (62, 879620), (70, 779092), (103, 529480), (122, 447020), (124, 439810), (140, 389546), (155, 351848), (206, 264740), (217, 251320), (244, 223510), (248, 219905), (280, 194773), (305, 178808), (310, 175924), (412, 132370), (427, 127720), (434, 125660), (488, 111755), (515, 105896), (610, 89404), (620, 87962), (721, 75640), (824, 66185), (854, 63860), (868, 62830), (1030, 52948), (1085, 50264), (1220, 44702), (1240, 43981), (1442, 37820), (1708, 31930), (1736, 31415), (1891, 28840), (2060, 26474), (2135, 25544), (2170, 25132), (2440, 22351), (2884, 18910), (3193, 17080), (3416, 15965), (3605, 15128), (3782, 14420), (4120, 13237), (4270, 12772), (4340, 12566), (5768, 9455), (6283, 8680), (6386, 8540), (7210, 7564)]