206742720

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6947}}^1$

素因数の和:6998

約数の個数: 112

約数和(自身を含む): 677680128

約数和(自身を除く): 470937408

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 48, 60, 62, 64, 80, 93, 96, 120, 124, 155, 160, 186, 192, 240, 248, 310, 320, 372, 465, 480, 496, 620, 744, 930, 960, 992, 1240, 1488, 1860, 1984, 2480, 2976, 3720, 4960, 5952, 6947, 7440, 9920, 13894, 14880, 20841, 27788, 29760, 34735, 41682, 55576, 69470, 83364, 104205, 111152, 138940, 166728, 208410, 215357, 222304, 277880, 333456, 416820, 430714, 444608, 555760, 646071, 666912, 833640, 861428, 1076785, 1111520, 1292142, 1333824, 1667280, 1722856, 2153570, 2223040, 2584284, 3230355, 3334560, 3445712, 4307140, 5168568, 6460710, 6669120, 6891424, 8614280, 10337136, 12921420, 13782848, 17228560, 20674272, 25842840, 34457120, 41348544, 51685680, 68914240, 103371360, 206742720]

約数ペア:

[(1, 206742720), (2, 103371360), (3, 68914240), (4, 51685680), (5, 41348544), (6, 34457120), (8, 25842840), (10, 20674272), (12, 17228560), (15, 13782848), (16, 12921420), (20, 10337136), (24, 8614280), (30, 6891424), (31, 6669120), (32, 6460710), (40, 5168568), (48, 4307140), (60, 3445712), (62, 3334560), (64, 3230355), (80, 2584284), (93, 2223040), (96, 2153570), (120, 1722856), (124, 1667280), (155, 1333824), (160, 1292142), (186, 1111520), (192, 1076785), (240, 861428), (248, 833640), (310, 666912), (320, 646071), (372, 555760), (465, 444608), (480, 430714), (496, 416820), (620, 333456), (744, 277880), (930, 222304), (960, 215357), (992, 208410), (1240, 166728), (1488, 138940), (1860, 111152), (1984, 104205), (2480, 83364), (2976, 69470), (3720, 55576), (4960, 41682), (5952, 34735), (6947, 29760), (7440, 27788), (9920, 20841), (13894, 14880)]