1636245760

素因数分解:

$2^8\times 5^1\times {\mathrm{23}}^1\times {\mathrm{55579}}^1$

素因数の和:55623

約数の個数: 72

約数和(自身を含む): 4089798720

約数和(自身を除く): 2453552960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 64, 80, 92, 115, 128, 160, 184, 230, 256, 320, 368, 460, 640, 736, 920, 1280, 1472, 1840, 2944, 3680, 5888, 7360, 14720, 29440, 55579, 111158, 222316, 277895, 444632, 555790, 889264, 1111580, 1278317, 1778528, 2223160, 2556634, 3557056, 4446320, 5113268, 6391585, 7114112, 8892640, 10226536, 12783170, 14228224, 17785280, 20453072, 25566340, 35570560, 40906144, 51132680, 71141120, 81812288, 102265360, 163624576, 204530720, 327249152, 409061440, 818122880, 1636245760]

約数ペア:

[(1, 1636245760), (2, 818122880), (4, 409061440), (5, 327249152), (8, 204530720), (10, 163624576), (16, 102265360), (20, 81812288), (23, 71141120), (32, 51132680), (40, 40906144), (46, 35570560), (64, 25566340), (80, 20453072), (92, 17785280), (115, 14228224), (128, 12783170), (160, 10226536), (184, 8892640), (230, 7114112), (256, 6391585), (320, 5113268), (368, 4446320), (460, 3557056), (640, 2556634), (736, 2223160), (920, 1778528), (1280, 1278317), (1472, 1111580), (1840, 889264), (2944, 555790), (3680, 444632), (5888, 277895), (7360, 222316), (14720, 111158), (29440, 55579)]