81925440

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1399}}^1$

素因数の和:1480

約数の個数: 112

約数和(自身を含む): 264566400

約数和(自身を除く): 182640960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 64, 80, 96, 120, 122, 160, 183, 192, 240, 244, 305, 320, 366, 480, 488, 610, 732, 915, 960, 976, 1220, 1399, 1464, 1830, 1952, 2440, 2798, 2928, 3660, 3904, 4197, 4880, 5596, 5856, 6995, 7320, 8394, 9760, 11192, 11712, 13990, 14640, 16788, 19520, 20985, 22384, 27980, 29280, 33576, 41970, 44768, 55960, 58560, 67152, 83940, 85339, 89536, 111920, 134304, 167880, 170678, 223840, 256017, 268608, 335760, 341356, 426695, 447680, 512034, 671520, 682712, 853390, 1024068, 1280085, 1343040, 1365424, 1706780, 2048136, 2560170, 2730848, 3413560, 4096272, 5120340, 5461696, 6827120, 8192544, 10240680, 13654240, 16385088, 20481360, 27308480, 40962720, 81925440]

約数ペア:

[(1, 81925440), (2, 40962720), (3, 27308480), (4, 20481360), (5, 16385088), (6, 13654240), (8, 10240680), (10, 8192544), (12, 6827120), (15, 5461696), (16, 5120340), (20, 4096272), (24, 3413560), (30, 2730848), (32, 2560170), (40, 2048136), (48, 1706780), (60, 1365424), (61, 1343040), (64, 1280085), (80, 1024068), (96, 853390), (120, 682712), (122, 671520), (160, 512034), (183, 447680), (192, 426695), (240, 341356), (244, 335760), (305, 268608), (320, 256017), (366, 223840), (480, 170678), (488, 167880), (610, 134304), (732, 111920), (915, 89536), (960, 85339), (976, 83940), (1220, 67152), (1399, 58560), (1464, 55960), (1830, 44768), (1952, 41970), (2440, 33576), (2798, 29280), (2928, 27980), (3660, 22384), (3904, 20985), (4197, 19520), (4880, 16788), (5596, 14640), (5856, 13990), (6995, 11712), (7320, 11192), (8394, 9760)]