123287130

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{19853}}^1$

素因数の和:19892

約数の個数: 64

約数和(自身を含む): 343077120

約数和(自身を除く): 219789990

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 27, 30, 45, 46, 54, 69, 90, 115, 135, 138, 207, 230, 270, 345, 414, 621, 690, 1035, 1242, 2070, 3105, 6210, 19853, 39706, 59559, 99265, 119118, 178677, 198530, 297795, 357354, 456619, 536031, 595590, 893385, 913238, 1072062, 1369857, 1786770, 2283095, 2680155, 2739714, 4109571, 4566190, 5360310, 6849285, 8219142, 12328713, 13698570, 20547855, 24657426, 41095710, 61643565, 123287130]

約数ペア:

[(1, 123287130), (2, 61643565), (3, 41095710), (5, 24657426), (6, 20547855), (9, 13698570), (10, 12328713), (15, 8219142), (18, 6849285), (23, 5360310), (27, 4566190), (30, 4109571), (45, 2739714), (46, 2680155), (54, 2283095), (69, 1786770), (90, 1369857), (115, 1072062), (135, 913238), (138, 893385), (207, 595590), (230, 536031), (270, 456619), (345, 357354), (414, 297795), (621, 198530), (690, 178677), (1035, 119118), (1242, 99265), (2070, 59559), (3105, 39706), (6210, 19853)]