217645440

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{113357}}^1$

素因数の和:113379

約数の個数: 64

約数和(自身を含む): 693750960

約数和(自身を除く): 476105520

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, 640, 960, 1920, 113357, 226714, 340071, 453428, 566785, 680142, 906856, 1133570, 1360284, 1700355, 1813712, 2267140, 2720568, 3400710, 3627424, 4534280, 5441136, 6801420, 7254848, 9068560, 10882272, 13602840, 14509696, 18137120, 21764544, 27205680, 36274240, 43529088, 54411360, 72548480, 108822720, 217645440]

約数ペア:

[(1, 217645440), (2, 108822720), (3, 72548480), (4, 54411360), (5, 43529088), (6, 36274240), (8, 27205680), (10, 21764544), (12, 18137120), (15, 14509696), (16, 13602840), (20, 10882272), (24, 9068560), (30, 7254848), (32, 6801420), (40, 5441136), (48, 4534280), (60, 3627424), (64, 3400710), (80, 2720568), (96, 2267140), (120, 1813712), (128, 1700355), (160, 1360284), (192, 1133570), (240, 906856), (320, 680142), (384, 566785), (480, 453428), (640, 340071), (960, 226714), (1920, 113357)]