208974240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{145121}}^1$

素因数の和:145142

約数の個数: 72

約数和(自身を含む): 713129508

約数和(自身を除く): 504155268

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 145121, 290242, 435363, 580484, 725605, 870726, 1160968, 1306089, 1451210, 1741452, 2176815, 2321936, 2612178, 2902420, 3482904, 4353630, 4643872, 5224356, 5804840, 6530445, 6965808, 8707260, 10448712, 11609680, 13060890, 13931616, 17414520, 20897424, 23219360, 26121780, 34829040, 41794848, 52243560, 69658080, 104487120, 208974240]

約数ペア:

[(1, 208974240), (2, 104487120), (3, 69658080), (4, 52243560), (5, 41794848), (6, 34829040), (8, 26121780), (9, 23219360), (10, 20897424), (12, 17414520), (15, 13931616), (16, 13060890), (18, 11609680), (20, 10448712), (24, 8707260), (30, 6965808), (32, 6530445), (36, 5804840), (40, 5224356), (45, 4643872), (48, 4353630), (60, 3482904), (72, 2902420), (80, 2612178), (90, 2321936), (96, 2176815), (120, 1741452), (144, 1451210), (160, 1306089), (180, 1160968), (240, 870726), (288, 725605), (360, 580484), (480, 435363), (720, 290242), (1440, 145121)]