656142720

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{563}}^1\times {\mathrm{607}}^1$

素因数の和:1192

約数の個数: 128

約数和(自身を含む): 2098621440

約数和(自身を除く): 1442478720

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, 160, 192, 240, 320, 384, 480, 563, 607, 640, 960, 1126, 1214, 1689, 1821, 1920, 2252, 2428, 2815, 3035, 3378, 3642, 4504, 4856, 5630, 6070, 6756, 7284, 8445, 9008, 9105, 9712, 11260, 12140, 13512, 14568, 16890, 18016, 18210, 19424, 22520, 24280, 27024, 29136, 33780, 36032, 36420, 38848, 45040, 48560, 54048, 58272, 67560, 72064, 72840, 77696, 90080, 97120, 108096, 116544, 135120, 145680, 180160, 194240, 216192, 233088, 270240, 291360, 341741, 360320, 388480, 540480, 582720, 683482, 1025223, 1080960, 1165440, 1366964, 1708705, 2050446, 2733928, 3417410, 4100892, 5126115, 5467856, 6834820, 8201784, 10252230, 10935712, 13669640, 16403568, 20504460, 21871424, 27339280, 32807136, 41008920, 43742848, 54678560, 65614272, 82017840, 109357120, 131228544, 164035680, 218714240, 328071360, 656142720]

約数ペア:

[(1, 656142720), (2, 328071360), (3, 218714240), (4, 164035680), (5, 131228544), (6, 109357120), (8, 82017840), (10, 65614272), (12, 54678560), (15, 43742848), (16, 41008920), (20, 32807136), (24, 27339280), (30, 21871424), (32, 20504460), (40, 16403568), (48, 13669640), (60, 10935712), (64, 10252230), (80, 8201784), (96, 6834820), (120, 5467856), (128, 5126115), (160, 4100892), (192, 3417410), (240, 2733928), (320, 2050446), (384, 1708705), (480, 1366964), (563, 1165440), (607, 1080960), (640, 1025223), (960, 683482), (1126, 582720), (1214, 540480), (1689, 388480), (1821, 360320), (1920, 341741), (2252, 291360), (2428, 270240), (2815, 233088), (3035, 216192), (3378, 194240), (3642, 180160), (4504, 145680), (4856, 135120), (5630, 116544), (6070, 108096), (6756, 97120), (7284, 90080), (8445, 77696), (9008, 72840), (9105, 72064), (9712, 67560), (11260, 58272), (12140, 54048), (13512, 48560), (14568, 45040), (16890, 38848), (18016, 36420), (18210, 36032), (19424, 33780), (22520, 29136), (24280, 27024)]