30889920

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1399}}^1$

素因数の和:1442

約数の個数: 112

約数和(自身を含む): 102412800

約数和(自身を除く): 71522880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 64, 69, 80, 92, 96, 115, 120, 138, 160, 184, 192, 230, 240, 276, 320, 345, 368, 460, 480, 552, 690, 736, 920, 960, 1104, 1380, 1399, 1472, 1840, 2208, 2760, 2798, 3680, 4197, 4416, 5520, 5596, 6995, 7360, 8394, 11040, 11192, 13990, 16788, 20985, 22080, 22384, 27980, 32177, 33576, 41970, 44768, 55960, 64354, 67152, 83940, 89536, 96531, 111920, 128708, 134304, 160885, 167880, 193062, 223840, 257416, 268608, 321770, 335760, 386124, 447680, 482655, 514832, 643540, 671520, 772248, 965310, 1029664, 1287080, 1343040, 1544496, 1930620, 2059328, 2574160, 3088992, 3861240, 5148320, 6177984, 7722480, 10296640, 15444960, 30889920]

約数ペア:

[(1, 30889920), (2, 15444960), (3, 10296640), (4, 7722480), (5, 6177984), (6, 5148320), (8, 3861240), (10, 3088992), (12, 2574160), (15, 2059328), (16, 1930620), (20, 1544496), (23, 1343040), (24, 1287080), (30, 1029664), (32, 965310), (40, 772248), (46, 671520), (48, 643540), (60, 514832), (64, 482655), (69, 447680), (80, 386124), (92, 335760), (96, 321770), (115, 268608), (120, 257416), (138, 223840), (160, 193062), (184, 167880), (192, 160885), (230, 134304), (240, 128708), (276, 111920), (320, 96531), (345, 89536), (368, 83940), (460, 67152), (480, 64354), (552, 55960), (690, 44768), (736, 41970), (920, 33576), (960, 32177), (1104, 27980), (1380, 22384), (1399, 22080), (1472, 20985), (1840, 16788), (2208, 13990), (2760, 11192), (2798, 11040), (3680, 8394), (4197, 7360), (4416, 6995), (5520, 5596)]