12788460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3089}}^1$

素因数の和:3127

約数の個数: 72

約数和(自身を含む): 40491360

約数和(自身を除く): 27702900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 90, 92, 115, 138, 180, 207, 230, 276, 345, 414, 460, 690, 828, 1035, 1380, 2070, 3089, 4140, 6178, 9267, 12356, 15445, 18534, 27801, 30890, 37068, 46335, 55602, 61780, 71047, 92670, 111204, 139005, 142094, 185340, 213141, 278010, 284188, 355235, 426282, 556020, 639423, 710470, 852564, 1065705, 1278846, 1420940, 2131410, 2557692, 3197115, 4262820, 6394230, 12788460]

約数ペア:

[(1, 12788460), (2, 6394230), (3, 4262820), (4, 3197115), (5, 2557692), (6, 2131410), (9, 1420940), (10, 1278846), (12, 1065705), (15, 852564), (18, 710470), (20, 639423), (23, 556020), (30, 426282), (36, 355235), (45, 284188), (46, 278010), (60, 213141), (69, 185340), (90, 142094), (92, 139005), (115, 111204), (138, 92670), (180, 71047), (207, 61780), (230, 55602), (276, 46335), (345, 37068), (414, 30890), (460, 27801), (690, 18534), (828, 15445), (1035, 12356), (1380, 9267), (2070, 6178), (3089, 4140)]