21589440

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{523}}^1$

素因数の和:586

約数の個数: 112

約数和(自身を含む): 70274688

約数和(自身を除く): 48685248

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 43, 48, 60, 64, 80, 86, 96, 120, 129, 160, 172, 192, 215, 240, 258, 320, 344, 430, 480, 516, 523, 645, 688, 860, 960, 1032, 1046, 1290, 1376, 1569, 1720, 2064, 2092, 2580, 2615, 2752, 3138, 3440, 4128, 4184, 5160, 5230, 6276, 6880, 7845, 8256, 8368, 10320, 10460, 12552, 13760, 15690, 16736, 20640, 20920, 22489, 25104, 31380, 33472, 41280, 41840, 44978, 50208, 62760, 67467, 83680, 89956, 100416, 112445, 125520, 134934, 167360, 179912, 224890, 251040, 269868, 337335, 359824, 449780, 502080, 539736, 674670, 719648, 899560, 1079472, 1349340, 1439296, 1799120, 2158944, 2698680, 3598240, 4317888, 5397360, 7196480, 10794720, 21589440]

約数ペア:

[(1, 21589440), (2, 10794720), (3, 7196480), (4, 5397360), (5, 4317888), (6, 3598240), (8, 2698680), (10, 2158944), (12, 1799120), (15, 1439296), (16, 1349340), (20, 1079472), (24, 899560), (30, 719648), (32, 674670), (40, 539736), (43, 502080), (48, 449780), (60, 359824), (64, 337335), (80, 269868), (86, 251040), (96, 224890), (120, 179912), (129, 167360), (160, 134934), (172, 125520), (192, 112445), (215, 100416), (240, 89956), (258, 83680), (320, 67467), (344, 62760), (430, 50208), (480, 44978), (516, 41840), (523, 41280), (645, 33472), (688, 31380), (860, 25104), (960, 22489), (1032, 20920), (1046, 20640), (1290, 16736), (1376, 15690), (1569, 13760), (1720, 12552), (2064, 10460), (2092, 10320), (2580, 8368), (2615, 8256), (2752, 7845), (3138, 6880), (3440, 6276), (4128, 5230), (4184, 5160)]