148456280

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{75743}}^1$

素因数の和:75768

約数の個数: 48

約数和(自身を含む): 388566720

約数和(自身を除く): 240110440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 75743, 151486, 302972, 378715, 530201, 605944, 757430, 1060402, 1514860, 2120804, 2651005, 3029720, 3711407, 4241608, 5302010, 7422814, 10604020, 14845628, 18557035, 21208040, 29691256, 37114070, 74228140, 148456280]

約数ペア:

[(1, 148456280), (2, 74228140), (4, 37114070), (5, 29691256), (7, 21208040), (8, 18557035), (10, 14845628), (14, 10604020), (20, 7422814), (28, 5302010), (35, 4241608), (40, 3711407), (49, 3029720), (56, 2651005), (70, 2120804), (98, 1514860), (140, 1060402), (196, 757430), (245, 605944), (280, 530201), (392, 378715), (490, 302972), (980, 151486), (1960, 75743)]