18895320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{719}}^1$

素因数の和:809

約数の個数: 96

約数和(自身を含む): 62337600

約数和(自身を除く): 43442280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 73, 90, 120, 146, 180, 219, 292, 360, 365, 438, 584, 657, 719, 730, 876, 1095, 1314, 1438, 1460, 1752, 2157, 2190, 2628, 2876, 2920, 3285, 3595, 4314, 4380, 5256, 5752, 6471, 6570, 7190, 8628, 8760, 10785, 12942, 13140, 14380, 17256, 21570, 25884, 26280, 28760, 32355, 43140, 51768, 52487, 64710, 86280, 104974, 129420, 157461, 209948, 258840, 262435, 314922, 419896, 472383, 524870, 629844, 787305, 944766, 1049740, 1259688, 1574610, 1889532, 2099480, 2361915, 3149220, 3779064, 4723830, 6298440, 9447660, 18895320]

約数ペア:

[(1, 18895320), (2, 9447660), (3, 6298440), (4, 4723830), (5, 3779064), (6, 3149220), (8, 2361915), (9, 2099480), (10, 1889532), (12, 1574610), (15, 1259688), (18, 1049740), (20, 944766), (24, 787305), (30, 629844), (36, 524870), (40, 472383), (45, 419896), (60, 314922), (72, 262435), (73, 258840), (90, 209948), (120, 157461), (146, 129420), (180, 104974), (219, 86280), (292, 64710), (360, 52487), (365, 51768), (438, 43140), (584, 32355), (657, 28760), (719, 26280), (730, 25884), (876, 21570), (1095, 17256), (1314, 14380), (1438, 13140), (1460, 12942), (1752, 10785), (2157, 8760), (2190, 8628), (2628, 7190), (2876, 6570), (2920, 6471), (3285, 5752), (3595, 5256), (4314, 4380)]