222776520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{491}}^1$

素因数の和:723

約数の個数: 128

約数和(自身を含む): 708480000

約数和(自身を除く): 485703480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 199, 228, 285, 380, 398, 456, 491, 570, 597, 760, 796, 982, 995, 1140, 1194, 1473, 1592, 1964, 1990, 2280, 2388, 2455, 2946, 2985, 3781, 3928, 3980, 4776, 4910, 5892, 5970, 7365, 7562, 7960, 9329, 9820, 11343, 11784, 11940, 14730, 15124, 18658, 18905, 19640, 22686, 23880, 27987, 29460, 30248, 37316, 37810, 45372, 46645, 55974, 56715, 58920, 74632, 75620, 90744, 93290, 97709, 111948, 113430, 139935, 151240, 186580, 195418, 223896, 226860, 279870, 293127, 373160, 390836, 453720, 488545, 559740, 586254, 781672, 977090, 1119480, 1172508, 1465635, 1856471, 1954180, 2345016, 2931270, 3712942, 3908360, 5569413, 5862540, 7425884, 9282355, 11138826, 11725080, 14851768, 18564710, 22277652, 27847065, 37129420, 44555304, 55694130, 74258840, 111388260, 222776520]

約数ペア:

[(1, 222776520), (2, 111388260), (3, 74258840), (4, 55694130), (5, 44555304), (6, 37129420), (8, 27847065), (10, 22277652), (12, 18564710), (15, 14851768), (19, 11725080), (20, 11138826), (24, 9282355), (30, 7425884), (38, 5862540), (40, 5569413), (57, 3908360), (60, 3712942), (76, 2931270), (95, 2345016), (114, 1954180), (120, 1856471), (152, 1465635), (190, 1172508), (199, 1119480), (228, 977090), (285, 781672), (380, 586254), (398, 559740), (456, 488545), (491, 453720), (570, 390836), (597, 373160), (760, 293127), (796, 279870), (982, 226860), (995, 223896), (1140, 195418), (1194, 186580), (1473, 151240), (1592, 139935), (1964, 113430), (1990, 111948), (2280, 97709), (2388, 93290), (2455, 90744), (2946, 75620), (2985, 74632), (3781, 58920), (3928, 56715), (3980, 55974), (4776, 46645), (4910, 45372), (5892, 37810), (5970, 37316), (7365, 30248), (7562, 29460), (7960, 27987), (9329, 23880), (9820, 22686), (11343, 19640), (11784, 18905), (11940, 18658), (14730, 15124)]