2017845840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{137831}}^1$

素因数の和:137908

約数の個数: 80

約数和(自身を含む): 6357914496

約数和(自身を除く): 4340068656

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 61, 80, 120, 122, 183, 240, 244, 305, 366, 488, 610, 732, 915, 976, 1220, 1464, 1830, 2440, 2928, 3660, 4880, 7320, 14640, 137831, 275662, 413493, 551324, 689155, 826986, 1102648, 1378310, 1653972, 2067465, 2205296, 2756620, 3307944, 4134930, 5513240, 6615888, 8269860, 8407691, 11026480, 16539720, 16815382, 25223073, 33079440, 33630764, 42038455, 50446146, 67261528, 84076910, 100892292, 126115365, 134523056, 168153820, 201784584, 252230730, 336307640, 403569168, 504461460, 672615280, 1008922920, 2017845840]

約数ペア:

[(1, 2017845840), (2, 1008922920), (3, 672615280), (4, 504461460), (5, 403569168), (6, 336307640), (8, 252230730), (10, 201784584), (12, 168153820), (15, 134523056), (16, 126115365), (20, 100892292), (24, 84076910), (30, 67261528), (40, 50446146), (48, 42038455), (60, 33630764), (61, 33079440), (80, 25223073), (120, 16815382), (122, 16539720), (183, 11026480), (240, 8407691), (244, 8269860), (305, 6615888), (366, 5513240), (488, 4134930), (610, 3307944), (732, 2756620), (915, 2205296), (976, 2067465), (1220, 1653972), (1464, 1378310), (1830, 1102648), (2440, 826986), (2928, 689155), (3660, 551324), (4880, 413493), (7320, 275662), (14640, 137831)]