2496720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:220

約数の個数: 80

約数和(自身を含む): 7892352

約数和(自身を除く): 5395632

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 101, 103, 120, 202, 206, 240, 303, 309, 404, 412, 505, 515, 606, 618, 808, 824, 1010, 1030, 1212, 1236, 1515, 1545, 1616, 1648, 2020, 2060, 2424, 2472, 3030, 3090, 4040, 4120, 4848, 4944, 6060, 6180, 8080, 8240, 10403, 12120, 12360, 20806, 24240, 24720, 31209, 41612, 52015, 62418, 83224, 104030, 124836, 156045, 166448, 208060, 249672, 312090, 416120, 499344, 624180, 832240, 1248360, 2496720]

約数ペア:

[(1, 2496720), (2, 1248360), (3, 832240), (4, 624180), (5, 499344), (6, 416120), (8, 312090), (10, 249672), (12, 208060), (15, 166448), (16, 156045), (20, 124836), (24, 104030), (30, 83224), (40, 62418), (48, 52015), (60, 41612), (80, 31209), (101, 24720), (103, 24240), (120, 20806), (202, 12360), (206, 12120), (240, 10403), (303, 8240), (309, 8080), (404, 6180), (412, 6060), (505, 4944), (515, 4848), (606, 4120), (618, 4040), (808, 3090), (824, 3030), (1010, 2472), (1030, 2424), (1212, 2060), (1236, 2020), (1515, 1648), (1545, 1616)]