28672440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3917}}^1$

素因数の和:3992

約数の個数: 64

約数和(自身を含む): 87449760

約数和(自身を除く): 58777320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 305, 366, 488, 610, 732, 915, 1220, 1464, 1830, 2440, 3660, 3917, 7320, 7834, 11751, 15668, 19585, 23502, 31336, 39170, 47004, 58755, 78340, 94008, 117510, 156680, 235020, 238937, 470040, 477874, 716811, 955748, 1194685, 1433622, 1911496, 2389370, 2867244, 3584055, 4778740, 5734488, 7168110, 9557480, 14336220, 28672440]

約数ペア:

[(1, 28672440), (2, 14336220), (3, 9557480), (4, 7168110), (5, 5734488), (6, 4778740), (8, 3584055), (10, 2867244), (12, 2389370), (15, 1911496), (20, 1433622), (24, 1194685), (30, 955748), (40, 716811), (60, 477874), (61, 470040), (120, 238937), (122, 235020), (183, 156680), (244, 117510), (305, 94008), (366, 78340), (488, 58755), (610, 47004), (732, 39170), (915, 31336), (1220, 23502), (1464, 19585), (1830, 15668), (2440, 11751), (3660, 7834), (3917, 7320)]