209861760

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{109303}}^1$

素因数の和:109325

約数の個数: 64

約数和(自身を含む): 668940480

約数和(自身を除く): 459078720

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, 109303, 218606, 327909, 437212, 546515, 655818, 874424, 1093030, 1311636, 1639545, 1748848, 2186060, 2623272, 3279090, 3497696, 4372120, 5246544, 6558180, 6995392, 8744240, 10493088, 13116360, 13990784, 17488480, 20986176, 26232720, 34976960, 41972352, 52465440, 69953920, 104930880, 209861760]

約数ペア:

[(1, 209861760), (2, 104930880), (3, 69953920), (4, 52465440), (5, 41972352), (6, 34976960), (8, 26232720), (10, 20986176), (12, 17488480), (15, 13990784), (16, 13116360), (20, 10493088), (24, 8744240), (30, 6995392), (32, 6558180), (40, 5246544), (48, 4372120), (60, 3497696), (64, 3279090), (80, 2623272), (96, 2186060), (120, 1748848), (128, 1639545), (160, 1311636), (192, 1093030), (240, 874424), (320, 655818), (384, 546515), (480, 437212), (640, 327909), (960, 218606), (1920, 109303)]