128514560

素因数分解:

$2^9\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2953}}^1$

素因数の和:2993

約数の個数: 80

約数和(自身を含む): 326369736

約数和(自身を除く): 197855176

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 512, 544, 640, 680, 1088, 1280, 1360, 2176, 2560, 2720, 2953, 4352, 5440, 5906, 8704, 10880, 11812, 14765, 21760, 23624, 29530, 43520, 47248, 50201, 59060, 94496, 100402, 118120, 188992, 200804, 236240, 251005, 377984, 401608, 472480, 502010, 755968, 803216, 944960, 1004020, 1511936, 1606432, 1889920, 2008040, 3212864, 3779840, 4016080, 6425728, 7559680, 8032160, 12851456, 16064320, 25702912, 32128640, 64257280, 128514560]

約数ペア:

[(1, 128514560), (2, 64257280), (4, 32128640), (5, 25702912), (8, 16064320), (10, 12851456), (16, 8032160), (17, 7559680), (20, 6425728), (32, 4016080), (34, 3779840), (40, 3212864), (64, 2008040), (68, 1889920), (80, 1606432), (85, 1511936), (128, 1004020), (136, 944960), (160, 803216), (170, 755968), (256, 502010), (272, 472480), (320, 401608), (340, 377984), (512, 251005), (544, 236240), (640, 200804), (680, 188992), (1088, 118120), (1280, 100402), (1360, 94496), (2176, 59060), (2560, 50201), (2720, 47248), (2953, 43520), (4352, 29530), (5440, 23624), (5906, 21760), (8704, 14765), (10880, 11812)]