80921760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{467}}^1$

素因数の和:523

約数の個数: 144

約数和(自身を含む): 269601696

約数和(自身を除く): 188679936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 76, 80, 95, 96, 114, 120, 152, 160, 190, 228, 240, 285, 304, 361, 380, 456, 467, 480, 570, 608, 722, 760, 912, 934, 1083, 1140, 1401, 1444, 1520, 1805, 1824, 1868, 2166, 2280, 2335, 2802, 2888, 3040, 3610, 3736, 4332, 4560, 4670, 5415, 5604, 5776, 7005, 7220, 7472, 8664, 8873, 9120, 9340, 10830, 11208, 11552, 14010, 14440, 14944, 17328, 17746, 18680, 21660, 22416, 26619, 28020, 28880, 34656, 35492, 37360, 43320, 44365, 44832, 53238, 56040, 57760, 70984, 74720, 86640, 88730, 106476, 112080, 133095, 141968, 168587, 173280, 177460, 212952, 224160, 266190, 283936, 337174, 354920, 425904, 505761, 532380, 674348, 709840, 842935, 851808, 1011522, 1064760, 1348696, 1419680, 1685870, 2023044, 2129520, 2528805, 2697392, 3371740, 4046088, 4259040, 5057610, 5394784, 6743480, 8092176, 10115220, 13486960, 16184352, 20230440, 26973920, 40460880, 80921760]

約数ペア:

[(1, 80921760), (2, 40460880), (3, 26973920), (4, 20230440), (5, 16184352), (6, 13486960), (8, 10115220), (10, 8092176), (12, 6743480), (15, 5394784), (16, 5057610), (19, 4259040), (20, 4046088), (24, 3371740), (30, 2697392), (32, 2528805), (38, 2129520), (40, 2023044), (48, 1685870), (57, 1419680), (60, 1348696), (76, 1064760), (80, 1011522), (95, 851808), (96, 842935), (114, 709840), (120, 674348), (152, 532380), (160, 505761), (190, 425904), (228, 354920), (240, 337174), (285, 283936), (304, 266190), (361, 224160), (380, 212952), (456, 177460), (467, 173280), (480, 168587), (570, 141968), (608, 133095), (722, 112080), (760, 106476), (912, 88730), (934, 86640), (1083, 74720), (1140, 70984), (1401, 57760), (1444, 56040), (1520, 53238), (1805, 44832), (1824, 44365), (1868, 43320), (2166, 37360), (2280, 35492), (2335, 34656), (2802, 28880), (2888, 28020), (3040, 26619), (3610, 22416), (3736, 21660), (4332, 18680), (4560, 17746), (4670, 17328), (5415, 14944), (5604, 14440), (5776, 14010), (7005, 11552), (7220, 11208), (7472, 10830), (8664, 9340), (8873, 9120)]