51863280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{30871}}^1$

素因数の和:30894

約数の個数: 80

約数和(自身を含む): 183750144

約数和(自身を除く): 131886864

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, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 30871, 61742, 92613, 123484, 154355, 185226, 216097, 246968, 308710, 370452, 432194, 463065, 493936, 617420, 648291, 740904, 864388, 926130, 1080485, 1234840, 1296582, 1481808, 1728776, 1852260, 2160970, 2469680, 2593164, 3241455, 3457552, 3704520, 4321940, 5186328, 6482910, 7409040, 8643880, 10372656, 12965820, 17287760, 25931640, 51863280]

約数ペア:

[(1, 51863280), (2, 25931640), (3, 17287760), (4, 12965820), (5, 10372656), (6, 8643880), (7, 7409040), (8, 6482910), (10, 5186328), (12, 4321940), (14, 3704520), (15, 3457552), (16, 3241455), (20, 2593164), (21, 2469680), (24, 2160970), (28, 1852260), (30, 1728776), (35, 1481808), (40, 1296582), (42, 1234840), (48, 1080485), (56, 926130), (60, 864388), (70, 740904), (80, 648291), (84, 617420), (105, 493936), (112, 463065), (120, 432194), (140, 370452), (168, 308710), (210, 246968), (240, 216097), (280, 185226), (336, 154355), (420, 123484), (560, 92613), (840, 61742), (1680, 30871)]