621416280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{479}}^1\times {\mathrm{569}}^1$

素因数の和:1081

約数の個数: 128

約数和(自身を含む): 1969920000

約数和(自身を除く): 1348503720

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, 228, 285, 380, 456, 479, 569, 570, 760, 958, 1138, 1140, 1437, 1707, 1916, 2276, 2280, 2395, 2845, 2874, 3414, 3832, 4552, 4790, 5690, 5748, 6828, 7185, 8535, 9101, 9580, 10811, 11380, 11496, 13656, 14370, 17070, 18202, 19160, 21622, 22760, 27303, 28740, 32433, 34140, 36404, 43244, 45505, 54055, 54606, 57480, 64866, 68280, 72808, 86488, 91010, 108110, 109212, 129732, 136515, 162165, 182020, 216220, 218424, 259464, 272551, 273030, 324330, 364040, 432440, 545102, 546060, 648660, 817653, 1090204, 1092120, 1297320, 1362755, 1635306, 2180408, 2725510, 3270612, 4088265, 5178469, 5451020, 6541224, 8176530, 10356938, 10902040, 15535407, 16353060, 20713876, 25892345, 31070814, 32706120, 41427752, 51784690, 62141628, 77677035, 103569380, 124283256, 155354070, 207138760, 310708140, 621416280]

約数ペア:

[(1, 621416280), (2, 310708140), (3, 207138760), (4, 155354070), (5, 124283256), (6, 103569380), (8, 77677035), (10, 62141628), (12, 51784690), (15, 41427752), (19, 32706120), (20, 31070814), (24, 25892345), (30, 20713876), (38, 16353060), (40, 15535407), (57, 10902040), (60, 10356938), (76, 8176530), (95, 6541224), (114, 5451020), (120, 5178469), (152, 4088265), (190, 3270612), (228, 2725510), (285, 2180408), (380, 1635306), (456, 1362755), (479, 1297320), (569, 1092120), (570, 1090204), (760, 817653), (958, 648660), (1138, 546060), (1140, 545102), (1437, 432440), (1707, 364040), (1916, 324330), (2276, 273030), (2280, 272551), (2395, 259464), (2845, 218424), (2874, 216220), (3414, 182020), (3832, 162165), (4552, 136515), (4790, 129732), (5690, 109212), (5748, 108110), (6828, 91010), (7185, 86488), (8535, 72808), (9101, 68280), (9580, 64866), (10811, 57480), (11380, 54606), (11496, 54055), (13656, 45505), (14370, 43244), (17070, 36404), (18202, 34140), (19160, 32433), (21622, 28740), (22760, 27303)]