123719868

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{947}}^1$

素因数の和:1167

約数の個数: 72

約数和(自身を含む): 331269120

約数和(自身を除く): 207549252

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 191, 228, 342, 382, 573, 684, 764, 947, 1146, 1719, 1894, 2292, 2841, 3438, 3629, 3788, 5682, 6876, 7258, 8523, 10887, 11364, 14516, 17046, 17993, 21774, 32661, 34092, 35986, 43548, 53979, 65322, 71972, 107958, 130644, 161937, 180877, 215916, 323874, 361754, 542631, 647748, 723508, 1085262, 1627893, 2170524, 3255786, 3436663, 6511572, 6873326, 10309989, 13746652, 20619978, 30929967, 41239956, 61859934, 123719868]

約数ペア:

[(1, 123719868), (2, 61859934), (3, 41239956), (4, 30929967), (6, 20619978), (9, 13746652), (12, 10309989), (18, 6873326), (19, 6511572), (36, 3436663), (38, 3255786), (57, 2170524), (76, 1627893), (114, 1085262), (171, 723508), (191, 647748), (228, 542631), (342, 361754), (382, 323874), (573, 215916), (684, 180877), (764, 161937), (947, 130644), (1146, 107958), (1719, 71972), (1894, 65322), (2292, 53979), (2841, 43548), (3438, 35986), (3629, 34092), (3788, 32661), (5682, 21774), (6876, 17993), (7258, 17046), (8523, 14516), (10887, 11364)]