220142640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{6599}}^1$

素因数の和:6754

約数の個数: 80

約数和(自身を含む): 687456000

約数和(自身を除く): 467313360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 139, 240, 278, 417, 556, 695, 834, 1112, 1390, 1668, 2085, 2224, 2780, 3336, 4170, 5560, 6599, 6672, 8340, 11120, 13198, 16680, 19797, 26396, 32995, 33360, 39594, 52792, 65990, 79188, 98985, 105584, 131980, 158376, 197970, 263960, 316752, 395940, 527920, 791880, 917261, 1583760, 1834522, 2751783, 3669044, 4586305, 5503566, 7338088, 9172610, 11007132, 13758915, 14676176, 18345220, 22014264, 27517830, 36690440, 44028528, 55035660, 73380880, 110071320, 220142640]

約数ペア:

[(1, 220142640), (2, 110071320), (3, 73380880), (4, 55035660), (5, 44028528), (6, 36690440), (8, 27517830), (10, 22014264), (12, 18345220), (15, 14676176), (16, 13758915), (20, 11007132), (24, 9172610), (30, 7338088), (40, 5503566), (48, 4586305), (60, 3669044), (80, 2751783), (120, 1834522), (139, 1583760), (240, 917261), (278, 791880), (417, 527920), (556, 395940), (695, 316752), (834, 263960), (1112, 197970), (1390, 158376), (1668, 131980), (2085, 105584), (2224, 98985), (2780, 79188), (3336, 65990), (4170, 52792), (5560, 39594), (6599, 33360), (6672, 32995), (8340, 26396), (11120, 19797), (13198, 16680)]