64540440

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2939}}^1$

素因数の和:3017

約数の個数: 96

約数和(自身を含む): 213267600

約数和(自身を除く): 148727160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 61, 72, 90, 120, 122, 180, 183, 244, 305, 360, 366, 488, 549, 610, 732, 915, 1098, 1220, 1464, 1830, 2196, 2440, 2745, 2939, 3660, 4392, 5490, 5878, 7320, 8817, 10980, 11756, 14695, 17634, 21960, 23512, 26451, 29390, 35268, 44085, 52902, 58780, 70536, 88170, 105804, 117560, 132255, 176340, 179279, 211608, 264510, 352680, 358558, 529020, 537837, 717116, 896395, 1058040, 1075674, 1434232, 1613511, 1792790, 2151348, 2689185, 3227022, 3585580, 4302696, 5378370, 6454044, 7171160, 8067555, 10756740, 12908088, 16135110, 21513480, 32270220, 64540440]

約数ペア:

[(1, 64540440), (2, 32270220), (3, 21513480), (4, 16135110), (5, 12908088), (6, 10756740), (8, 8067555), (9, 7171160), (10, 6454044), (12, 5378370), (15, 4302696), (18, 3585580), (20, 3227022), (24, 2689185), (30, 2151348), (36, 1792790), (40, 1613511), (45, 1434232), (60, 1075674), (61, 1058040), (72, 896395), (90, 717116), (120, 537837), (122, 529020), (180, 358558), (183, 352680), (244, 264510), (305, 211608), (360, 179279), (366, 176340), (488, 132255), (549, 117560), (610, 105804), (732, 88170), (915, 70536), (1098, 58780), (1220, 52902), (1464, 44085), (1830, 35268), (2196, 29390), (2440, 26451), (2745, 23512), (2939, 21960), (3660, 17634), (4392, 14695), (5490, 11756), (5878, 10980), (7320, 8817)]