128651760

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{59561}}^1$

素因数の和:59583

約数の個数: 80

約数和(自身を含む): 443141280

約数和(自身を除く): 314489520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 59561, 119122, 178683, 238244, 297805, 357366, 476488, 536049, 595610, 714732, 893415, 952976, 1072098, 1191220, 1429464, 1608147, 1786830, 2144196, 2382440, 2680245, 2858928, 3216294, 3573660, 4288392, 4764880, 5360490, 6432588, 7147320, 8040735, 8576784, 10720980, 12865176, 14294640, 16081470, 21441960, 25730352, 32162940, 42883920, 64325880, 128651760]

約数ペア:

[(1, 128651760), (2, 64325880), (3, 42883920), (4, 32162940), (5, 25730352), (6, 21441960), (8, 16081470), (9, 14294640), (10, 12865176), (12, 10720980), (15, 8576784), (16, 8040735), (18, 7147320), (20, 6432588), (24, 5360490), (27, 4764880), (30, 4288392), (36, 3573660), (40, 3216294), (45, 2858928), (48, 2680245), (54, 2382440), (60, 2144196), (72, 1786830), (80, 1608147), (90, 1429464), (108, 1191220), (120, 1072098), (135, 952976), (144, 893415), (180, 714732), (216, 595610), (240, 536049), (270, 476488), (360, 357366), (432, 297805), (540, 238244), (720, 178683), (1080, 119122), (2160, 59561)]