7647480

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{97}}^1$

素因数の和:190

約数の個数: 128

約数和(自身を含む): 26107200

約数和(自身を除く): 18459720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 73, 90, 97, 108, 120, 135, 146, 180, 194, 216, 219, 270, 291, 292, 360, 365, 388, 438, 485, 540, 582, 584, 657, 730, 776, 873, 876, 970, 1080, 1095, 1164, 1314, 1455, 1460, 1746, 1752, 1940, 1971, 2190, 2328, 2619, 2628, 2910, 2920, 3285, 3492, 3880, 3942, 4365, 4380, 5238, 5256, 5820, 6570, 6984, 7081, 7884, 8730, 8760, 9855, 10476, 11640, 13095, 13140, 14162, 15768, 17460, 19710, 20952, 21243, 26190, 26280, 28324, 34920, 35405, 39420, 42486, 52380, 56648, 63729, 70810, 78840, 84972, 104760, 106215, 127458, 141620, 169944, 191187, 212430, 254916, 283240, 318645, 382374, 424860, 509832, 637290, 764748, 849720, 955935, 1274580, 1529496, 1911870, 2549160, 3823740, 7647480]

約数ペア:

[(1, 7647480), (2, 3823740), (3, 2549160), (4, 1911870), (5, 1529496), (6, 1274580), (8, 955935), (9, 849720), (10, 764748), (12, 637290), (15, 509832), (18, 424860), (20, 382374), (24, 318645), (27, 283240), (30, 254916), (36, 212430), (40, 191187), (45, 169944), (54, 141620), (60, 127458), (72, 106215), (73, 104760), (90, 84972), (97, 78840), (108, 70810), (120, 63729), (135, 56648), (146, 52380), (180, 42486), (194, 39420), (216, 35405), (219, 34920), (270, 28324), (291, 26280), (292, 26190), (360, 21243), (365, 20952), (388, 19710), (438, 17460), (485, 15768), (540, 14162), (582, 13140), (584, 13095), (657, 11640), (730, 10476), (776, 9855), (873, 8760), (876, 8730), (970, 7884), (1080, 7081), (1095, 6984), (1164, 6570), (1314, 5820), (1455, 5256), (1460, 5238), (1746, 4380), (1752, 4365), (1940, 3942), (1971, 3880), (2190, 3492), (2328, 3285), (2619, 2920), (2628, 2910)]