129431680

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{173}}^1$

素因数の和:366

約数の個数: 128

約数和(自身を含む): 357799680

約数和(自身を除く): 228368000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 167, 173, 224, 280, 320, 334, 346, 448, 560, 640, 668, 692, 835, 865, 896, 1120, 1169, 1211, 1336, 1384, 1670, 1730, 2240, 2338, 2422, 2672, 2768, 3340, 3460, 4480, 4676, 4844, 5344, 5536, 5845, 6055, 6680, 6920, 9352, 9688, 10688, 11072, 11690, 12110, 13360, 13840, 18704, 19376, 21376, 22144, 23380, 24220, 26720, 27680, 28891, 37408, 38752, 46760, 48440, 53440, 55360, 57782, 74816, 77504, 93520, 96880, 106880, 110720, 115564, 144455, 149632, 155008, 187040, 193760, 202237, 231128, 288910, 374080, 387520, 404474, 462256, 577820, 748160, 775040, 808948, 924512, 1011185, 1155640, 1617896, 1849024, 2022370, 2311280, 3235792, 3698048, 4044740, 4622560, 6471584, 8089480, 9245120, 12943168, 16178960, 18490240, 25886336, 32357920, 64715840, 129431680]

約数ペア:

[(1, 129431680), (2, 64715840), (4, 32357920), (5, 25886336), (7, 18490240), (8, 16178960), (10, 12943168), (14, 9245120), (16, 8089480), (20, 6471584), (28, 4622560), (32, 4044740), (35, 3698048), (40, 3235792), (56, 2311280), (64, 2022370), (70, 1849024), (80, 1617896), (112, 1155640), (128, 1011185), (140, 924512), (160, 808948), (167, 775040), (173, 748160), (224, 577820), (280, 462256), (320, 404474), (334, 387520), (346, 374080), (448, 288910), (560, 231128), (640, 202237), (668, 193760), (692, 187040), (835, 155008), (865, 149632), (896, 144455), (1120, 115564), (1169, 110720), (1211, 106880), (1336, 96880), (1384, 93520), (1670, 77504), (1730, 74816), (2240, 57782), (2338, 55360), (2422, 53440), (2672, 48440), (2768, 46760), (3340, 38752), (3460, 37408), (4480, 28891), (4676, 27680), (4844, 26720), (5344, 24220), (5536, 23380), (5845, 22144), (6055, 21376), (6680, 19376), (6920, 18704), (9352, 13840), (9688, 13360), (10688, 12110), (11072, 11690)]