201966019720

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{3079}}^1\times {\mathrm{9479}}^1$

素因数の和:12742

約数の個数: 64

約数和(自身を含む): 457246944000

約数和(自身を除く): 255280924280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 3079, 3460, 6158, 6920, 9479, 12316, 15395, 18958, 24632, 30790, 37916, 47395, 61580, 75832, 94790, 123160, 189580, 379160, 532667, 1065334, 1639867, 2130668, 2663335, 3279734, 4261336, 5326670, 6559468, 8199335, 10653340, 13118936, 16398670, 21306680, 29185841, 32797340, 58371682, 65594680, 116743364, 145929205, 233486728, 291858410, 583716820, 1167433640, 5049150493, 10098300986, 20196601972, 25245752465, 40393203944, 50491504930, 100983009860, 201966019720]

約数ペア:

[(1, 201966019720), (2, 100983009860), (4, 50491504930), (5, 40393203944), (8, 25245752465), (10, 20196601972), (20, 10098300986), (40, 5049150493), (173, 1167433640), (346, 583716820), (692, 291858410), (865, 233486728), (1384, 145929205), (1730, 116743364), (3079, 65594680), (3460, 58371682), (6158, 32797340), (6920, 29185841), (9479, 21306680), (12316, 16398670), (15395, 13118936), (18958, 10653340), (24632, 8199335), (30790, 6559468), (37916, 5326670), (47395, 4261336), (61580, 3279734), (75832, 2663335), (94790, 2130668), (123160, 1639867), (189580, 1065334), (379160, 532667)]