220427520

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{419}}^1$

素因数の和:580

約数の個数: 144

約数和(自身を含む): 710821440

約数和(自身を除く): 490393920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 137, 160, 192, 240, 256, 274, 320, 384, 411, 419, 480, 548, 640, 685, 768, 822, 838, 960, 1096, 1257, 1280, 1370, 1644, 1676, 1920, 2055, 2095, 2192, 2514, 2740, 3288, 3352, 3840, 4110, 4190, 4384, 5028, 5480, 6285, 6576, 6704, 8220, 8380, 8768, 10056, 10960, 12570, 13152, 13408, 16440, 16760, 17536, 20112, 21920, 25140, 26304, 26816, 32880, 33520, 35072, 40224, 43840, 50280, 52608, 53632, 57403, 65760, 67040, 80448, 87680, 100560, 105216, 107264, 114806, 131520, 134080, 160896, 172209, 175360, 201120, 229612, 263040, 268160, 287015, 321792, 344418, 402240, 459224, 526080, 536320, 574030, 688836, 804480, 861045, 918448, 1148060, 1377672, 1608960, 1722090, 1836896, 2296120, 2755344, 3444180, 3673792, 4592240, 5510688, 6888360, 7347584, 9184480, 11021376, 13776720, 14695168, 18368960, 22042752, 27553440, 36737920, 44085504, 55106880, 73475840, 110213760, 220427520]

約数ペア:

[(1, 220427520), (2, 110213760), (3, 73475840), (4, 55106880), (5, 44085504), (6, 36737920), (8, 27553440), (10, 22042752), (12, 18368960), (15, 14695168), (16, 13776720), (20, 11021376), (24, 9184480), (30, 7347584), (32, 6888360), (40, 5510688), (48, 4592240), (60, 3673792), (64, 3444180), (80, 2755344), (96, 2296120), (120, 1836896), (128, 1722090), (137, 1608960), (160, 1377672), (192, 1148060), (240, 918448), (256, 861045), (274, 804480), (320, 688836), (384, 574030), (411, 536320), (419, 526080), (480, 459224), (548, 402240), (640, 344418), (685, 321792), (768, 287015), (822, 268160), (838, 263040), (960, 229612), (1096, 201120), (1257, 175360), (1280, 172209), (1370, 160896), (1644, 134080), (1676, 131520), (1920, 114806), (2055, 107264), (2095, 105216), (2192, 100560), (2514, 87680), (2740, 80448), (3288, 67040), (3352, 65760), (3840, 57403), (4110, 53632), (4190, 52608), (4384, 50280), (5028, 43840), (5480, 40224), (6285, 35072), (6576, 33520), (6704, 32880), (8220, 26816), (8380, 26304), (8768, 25140), (10056, 21920), (10960, 20112), (12570, 17536), (13152, 16760), (13408, 16440)]