145722080

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{18587}}^1$

素因数の和:18616

約数の個数: 72

約数和(自身を含む): 400497048

約数和(自身を除く): 254774968

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 18587, 37174, 74348, 92935, 130109, 148696, 185870, 260218, 297392, 371740, 520436, 594784, 650545, 743480, 910763, 1040872, 1301090, 1486960, 1821526, 2081744, 2602180, 2973920, 3643052, 4163488, 4553815, 5204360, 7286104, 9107630, 10408720, 14572208, 18215260, 20817440, 29144416, 36430520, 72861040, 145722080]

約数ペア:

[(1, 145722080), (2, 72861040), (4, 36430520), (5, 29144416), (7, 20817440), (8, 18215260), (10, 14572208), (14, 10408720), (16, 9107630), (20, 7286104), (28, 5204360), (32, 4553815), (35, 4163488), (40, 3643052), (49, 2973920), (56, 2602180), (70, 2081744), (80, 1821526), (98, 1486960), (112, 1301090), (140, 1040872), (160, 910763), (196, 743480), (224, 650545), (245, 594784), (280, 520436), (392, 371740), (490, 297392), (560, 260218), (784, 185870), (980, 148696), (1120, 130109), (1568, 92935), (1960, 74348), (3920, 37174), (7840, 18587)]