120748160

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{631}}^1$

素因数の和:686

約数の個数: 128

約数和(自身を含む): 324898560

約数和(自身を除く): 204150400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 32, 40, 46, 52, 64, 65, 80, 92, 104, 115, 128, 130, 160, 184, 208, 230, 260, 299, 320, 368, 416, 460, 520, 598, 631, 640, 736, 832, 920, 1040, 1196, 1262, 1472, 1495, 1664, 1840, 2080, 2392, 2524, 2944, 2990, 3155, 3680, 4160, 4784, 5048, 5980, 6310, 7360, 8203, 8320, 9568, 10096, 11960, 12620, 14513, 14720, 16406, 19136, 20192, 23920, 25240, 29026, 32812, 38272, 40384, 41015, 47840, 50480, 58052, 65624, 72565, 80768, 82030, 95680, 100960, 116104, 131248, 145130, 164060, 188669, 191360, 201920, 232208, 262496, 290260, 328120, 377338, 403840, 464416, 524992, 580520, 656240, 754676, 928832, 943345, 1049984, 1161040, 1312480, 1509352, 1857664, 1886690, 2322080, 2624960, 3018704, 3773380, 4644160, 5249920, 6037408, 7546760, 9288320, 12074816, 15093520, 24149632, 30187040, 60374080, 120748160]

約数ペア:

[(1, 120748160), (2, 60374080), (4, 30187040), (5, 24149632), (8, 15093520), (10, 12074816), (13, 9288320), (16, 7546760), (20, 6037408), (23, 5249920), (26, 4644160), (32, 3773380), (40, 3018704), (46, 2624960), (52, 2322080), (64, 1886690), (65, 1857664), (80, 1509352), (92, 1312480), (104, 1161040), (115, 1049984), (128, 943345), (130, 928832), (160, 754676), (184, 656240), (208, 580520), (230, 524992), (260, 464416), (299, 403840), (320, 377338), (368, 328120), (416, 290260), (460, 262496), (520, 232208), (598, 201920), (631, 191360), (640, 188669), (736, 164060), (832, 145130), (920, 131248), (1040, 116104), (1196, 100960), (1262, 95680), (1472, 82030), (1495, 80768), (1664, 72565), (1840, 65624), (2080, 58052), (2392, 50480), (2524, 47840), (2944, 41015), (2990, 40384), (3155, 38272), (3680, 32812), (4160, 29026), (4784, 25240), (5048, 23920), (5980, 20192), (6310, 19136), (7360, 16406), (8203, 14720), (8320, 14513), (9568, 12620), (10096, 11960)]