42240

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{11}}^1$

素因数の和:35

約数の個数: 72

約数和(自身を含む): 147168

約数和(自身を除く): 104928

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 256, 264, 320, 330, 352, 384, 440, 480, 528, 640, 660, 704, 768, 880, 960, 1056, 1280, 1320, 1408, 1760, 1920, 2112, 2640, 2816, 3520, 3840, 4224, 5280, 7040, 8448, 10560, 14080, 21120, 42240]

約数ペア:

[(1, 42240), (2, 21120), (3, 14080), (4, 10560), (5, 8448), (6, 7040), (8, 5280), (10, 4224), (11, 3840), (12, 3520), (15, 2816), (16, 2640), (20, 2112), (22, 1920), (24, 1760), (30, 1408), (32, 1320), (33, 1280), (40, 1056), (44, 960), (48, 880), (55, 768), (60, 704), (64, 660), (66, 640), (80, 528), (88, 480), (96, 440), (110, 384), (120, 352), (128, 330), (132, 320), (160, 264), (165, 256), (176, 240), (192, 220)]