128433744

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{28771}}^1$

素因数の和:28816

約数の個数: 60

約数和(自身を含む): 371043712

約数和(自身を除く): 242609968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 186, 248, 279, 372, 496, 558, 744, 1116, 1488, 2232, 4464, 28771, 57542, 86313, 115084, 172626, 230168, 258939, 345252, 460336, 517878, 690504, 891901, 1035756, 1381008, 1783802, 2071512, 2675703, 3567604, 4143024, 5351406, 7135208, 8027109, 10702812, 14270416, 16054218, 21405624, 32108436, 42811248, 64216872, 128433744]

約数ペア:

[(1, 128433744), (2, 64216872), (3, 42811248), (4, 32108436), (6, 21405624), (8, 16054218), (9, 14270416), (12, 10702812), (16, 8027109), (18, 7135208), (24, 5351406), (31, 4143024), (36, 3567604), (48, 2675703), (62, 2071512), (72, 1783802), (93, 1381008), (124, 1035756), (144, 891901), (186, 690504), (248, 517878), (279, 460336), (372, 345252), (496, 258939), (558, 230168), (744, 172626), (1116, 115084), (1488, 86313), (2232, 57542), (4464, 28771)]