128198560

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3947}}^1$

素因数の和:3998

約数の個数: 96

約数和(自身を含む): 358162560

約数和(自身を除く): 229964000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 56, 58, 70, 80, 112, 116, 140, 145, 160, 203, 224, 232, 280, 290, 406, 464, 560, 580, 812, 928, 1015, 1120, 1160, 1624, 2030, 2320, 3248, 3947, 4060, 4640, 6496, 7894, 8120, 15788, 16240, 19735, 27629, 31576, 32480, 39470, 55258, 63152, 78940, 110516, 114463, 126304, 138145, 157880, 221032, 228926, 276290, 315760, 442064, 457852, 552580, 572315, 631520, 801241, 884128, 915704, 1105160, 1144630, 1602482, 1831408, 2210320, 2289260, 3204964, 3662816, 4006205, 4420640, 4578520, 6409928, 8012410, 9157040, 12819856, 16024820, 18314080, 25639712, 32049640, 64099280, 128198560]

約数ペア:

[(1, 128198560), (2, 64099280), (4, 32049640), (5, 25639712), (7, 18314080), (8, 16024820), (10, 12819856), (14, 9157040), (16, 8012410), (20, 6409928), (28, 4578520), (29, 4420640), (32, 4006205), (35, 3662816), (40, 3204964), (56, 2289260), (58, 2210320), (70, 1831408), (80, 1602482), (112, 1144630), (116, 1105160), (140, 915704), (145, 884128), (160, 801241), (203, 631520), (224, 572315), (232, 552580), (280, 457852), (290, 442064), (406, 315760), (464, 276290), (560, 228926), (580, 221032), (812, 157880), (928, 138145), (1015, 126304), (1120, 114463), (1160, 110516), (1624, 78940), (2030, 63152), (2320, 55258), (3248, 39470), (3947, 32480), (4060, 31576), (4640, 27629), (6496, 19735), (7894, 16240), (8120, 15788)]