78782640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{3187}}^1$

素因数の和:3306

約数の個数: 80

約数和(自身を含む): 246674688

約数和(自身を除く): 167892048

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 103, 120, 206, 240, 309, 412, 515, 618, 824, 1030, 1236, 1545, 1648, 2060, 2472, 3090, 3187, 4120, 4944, 6180, 6374, 8240, 9561, 12360, 12748, 15935, 19122, 24720, 25496, 31870, 38244, 47805, 50992, 63740, 76488, 95610, 127480, 152976, 191220, 254960, 328261, 382440, 656522, 764880, 984783, 1313044, 1641305, 1969566, 2626088, 3282610, 3939132, 4923915, 5252176, 6565220, 7878264, 9847830, 13130440, 15756528, 19695660, 26260880, 39391320, 78782640]

約数ペア:

[(1, 78782640), (2, 39391320), (3, 26260880), (4, 19695660), (5, 15756528), (6, 13130440), (8, 9847830), (10, 7878264), (12, 6565220), (15, 5252176), (16, 4923915), (20, 3939132), (24, 3282610), (30, 2626088), (40, 1969566), (48, 1641305), (60, 1313044), (80, 984783), (103, 764880), (120, 656522), (206, 382440), (240, 328261), (309, 254960), (412, 191220), (515, 152976), (618, 127480), (824, 95610), (1030, 76488), (1236, 63740), (1545, 50992), (1648, 47805), (2060, 38244), (2472, 31870), (3090, 25496), (3187, 24720), (4120, 19122), (4944, 15935), (6180, 12748), (6374, 12360), (8240, 9561)]