18882180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{479}}^1$

素因数の和:570

約数の個数: 96

約数和(自身を含む): 59673600

約数和(自身を除く): 40791420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 73, 90, 108, 135, 146, 180, 219, 270, 292, 365, 438, 479, 540, 657, 730, 876, 958, 1095, 1314, 1437, 1460, 1916, 1971, 2190, 2395, 2628, 2874, 3285, 3942, 4311, 4380, 4790, 5748, 6570, 7185, 7884, 8622, 9580, 9855, 12933, 13140, 14370, 17244, 19710, 21555, 25866, 28740, 34967, 39420, 43110, 51732, 64665, 69934, 86220, 104901, 129330, 139868, 174835, 209802, 258660, 314703, 349670, 419604, 524505, 629406, 699340, 944109, 1049010, 1258812, 1573515, 1888218, 2098020, 3147030, 3776436, 4720545, 6294060, 9441090, 18882180]

約数ペア:

[(1, 18882180), (2, 9441090), (3, 6294060), (4, 4720545), (5, 3776436), (6, 3147030), (9, 2098020), (10, 1888218), (12, 1573515), (15, 1258812), (18, 1049010), (20, 944109), (27, 699340), (30, 629406), (36, 524505), (45, 419604), (54, 349670), (60, 314703), (73, 258660), (90, 209802), (108, 174835), (135, 139868), (146, 129330), (180, 104901), (219, 86220), (270, 69934), (292, 64665), (365, 51732), (438, 43110), (479, 39420), (540, 34967), (657, 28740), (730, 25866), (876, 21555), (958, 19710), (1095, 17244), (1314, 14370), (1437, 13140), (1460, 12933), (1916, 9855), (1971, 9580), (2190, 8622), (2395, 7884), (2628, 7185), (2874, 6570), (3285, 5748), (3942, 4790), (4311, 4380)]