30311510

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:201

約数の個数: 64

約数和(自身を含む): 61067520

約数和(自身を除く): 30756010

約数列:

[1, 2, 5, 10, 17, 34, 37, 61, 74, 79, 85, 122, 158, 170, 185, 305, 370, 395, 610, 629, 790, 1037, 1258, 1343, 2074, 2257, 2686, 2923, 3145, 4514, 4819, 5185, 5846, 6290, 6715, 9638, 10370, 11285, 13430, 14615, 22570, 24095, 29230, 38369, 48190, 49691, 76738, 81923, 99382, 163846, 178303, 191845, 248455, 356606, 383690, 409615, 496910, 819230, 891515, 1783030, 3031151, 6062302, 15155755, 30311510]

約数ペア:

[(1, 30311510), (2, 15155755), (5, 6062302), (10, 3031151), (17, 1783030), (34, 891515), (37, 819230), (61, 496910), (74, 409615), (79, 383690), (85, 356606), (122, 248455), (158, 191845), (170, 178303), (185, 163846), (305, 99382), (370, 81923), (395, 76738), (610, 49691), (629, 48190), (790, 38369), (1037, 29230), (1258, 24095), (1343, 22570), (2074, 14615), (2257, 13430), (2686, 11285), (2923, 10370), (3145, 9638), (4514, 6715), (4819, 6290), (5185, 5846)]