40089840

素因数分解:

$2^4\times 3^1\times 5^1\times 7^3\times {\mathrm{487}}^1$

素因数の和:524

約数の個数: 160

約数和(自身を含む): 145228800

約数和(自身を除く): 105138960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 98, 105, 112, 120, 140, 147, 168, 196, 210, 240, 245, 280, 294, 336, 343, 392, 420, 487, 490, 560, 588, 686, 735, 784, 840, 974, 980, 1029, 1176, 1372, 1461, 1470, 1680, 1715, 1948, 1960, 2058, 2352, 2435, 2744, 2922, 2940, 3409, 3430, 3896, 3920, 4116, 4870, 5145, 5488, 5844, 5880, 6818, 6860, 7305, 7792, 8232, 9740, 10227, 10290, 11688, 11760, 13636, 13720, 14610, 16464, 17045, 19480, 20454, 20580, 23376, 23863, 27272, 27440, 29220, 34090, 38960, 40908, 41160, 47726, 51135, 54544, 58440, 68180, 71589, 81816, 82320, 95452, 102270, 116880, 119315, 136360, 143178, 163632, 167041, 190904, 204540, 238630, 272720, 286356, 334082, 357945, 381808, 409080, 477260, 501123, 572712, 668164, 715890, 818160, 835205, 954520, 1002246, 1145424, 1336328, 1431780, 1670410, 1909040, 2004492, 2505615, 2672656, 2863560, 3340820, 4008984, 5011230, 5727120, 6681640, 8017968, 10022460, 13363280, 20044920, 40089840]

約数ペア:

[(1, 40089840), (2, 20044920), (3, 13363280), (4, 10022460), (5, 8017968), (6, 6681640), (7, 5727120), (8, 5011230), (10, 4008984), (12, 3340820), (14, 2863560), (15, 2672656), (16, 2505615), (20, 2004492), (21, 1909040), (24, 1670410), (28, 1431780), (30, 1336328), (35, 1145424), (40, 1002246), (42, 954520), (48, 835205), (49, 818160), (56, 715890), (60, 668164), (70, 572712), (80, 501123), (84, 477260), (98, 409080), (105, 381808), (112, 357945), (120, 334082), (140, 286356), (147, 272720), (168, 238630), (196, 204540), (210, 190904), (240, 167041), (245, 163632), (280, 143178), (294, 136360), (336, 119315), (343, 116880), (392, 102270), (420, 95452), (487, 82320), (490, 81816), (560, 71589), (588, 68180), (686, 58440), (735, 54544), (784, 51135), (840, 47726), (974, 41160), (980, 40908), (1029, 38960), (1176, 34090), (1372, 29220), (1461, 27440), (1470, 27272), (1680, 23863), (1715, 23376), (1948, 20580), (1960, 20454), (2058, 19480), (2352, 17045), (2435, 16464), (2744, 14610), (2922, 13720), (2940, 13636), (3409, 11760), (3430, 11688), (3896, 10290), (3920, 10227), (4116, 9740), (4870, 8232), (5145, 7792), (5488, 7305), (5844, 6860), (5880, 6818)]