100819920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{479}}^1\times {\mathrm{877}}^1$

素因数の和:1372

約数の個数: 80

約数和(自身を含む): 313551360

約数和(自身を除く): 212731440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 479, 877, 958, 1437, 1754, 1916, 2395, 2631, 2874, 3508, 3832, 4385, 4790, 5262, 5748, 7016, 7185, 7664, 8770, 9580, 10524, 11496, 13155, 14032, 14370, 17540, 19160, 21048, 22992, 26310, 28740, 35080, 38320, 42096, 52620, 57480, 70160, 105240, 114960, 210480, 420083, 840166, 1260249, 1680332, 2100415, 2520498, 3360664, 4200830, 5040996, 6301245, 6721328, 8401660, 10081992, 12602490, 16803320, 20163984, 25204980, 33606640, 50409960, 100819920]

約数ペア:

[(1, 100819920), (2, 50409960), (3, 33606640), (4, 25204980), (5, 20163984), (6, 16803320), (8, 12602490), (10, 10081992), (12, 8401660), (15, 6721328), (16, 6301245), (20, 5040996), (24, 4200830), (30, 3360664), (40, 2520498), (48, 2100415), (60, 1680332), (80, 1260249), (120, 840166), (240, 420083), (479, 210480), (877, 114960), (958, 105240), (1437, 70160), (1754, 57480), (1916, 52620), (2395, 42096), (2631, 38320), (2874, 35080), (3508, 28740), (3832, 26310), (4385, 22992), (4790, 21048), (5262, 19160), (5748, 17540), (7016, 14370), (7185, 14032), (7664, 13155), (8770, 11496), (9580, 10524)]