856551720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{35869}}^1$

素因数の和:36082

約数の個数: 64

約数和(自身を含む): 2582640000

約数和(自身を除く): 1726088280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 199, 398, 597, 796, 995, 1194, 1592, 1990, 2388, 2985, 3980, 4776, 5970, 7960, 11940, 23880, 35869, 71738, 107607, 143476, 179345, 215214, 286952, 358690, 430428, 538035, 717380, 860856, 1076070, 1434760, 2152140, 4304280, 7137931, 14275862, 21413793, 28551724, 35689655, 42827586, 57103448, 71379310, 85655172, 107068965, 142758620, 171310344, 214137930, 285517240, 428275860, 856551720]

約数ペア:

[(1, 856551720), (2, 428275860), (3, 285517240), (4, 214137930), (5, 171310344), (6, 142758620), (8, 107068965), (10, 85655172), (12, 71379310), (15, 57103448), (20, 42827586), (24, 35689655), (30, 28551724), (40, 21413793), (60, 14275862), (120, 7137931), (199, 4304280), (398, 2152140), (597, 1434760), (796, 1076070), (995, 860856), (1194, 717380), (1592, 538035), (1990, 430428), (2388, 358690), (2985, 286952), (3980, 215214), (4776, 179345), (5970, 143476), (7960, 107607), (11940, 71738), (23880, 35869)]