155615320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29251}}^1$

素因数の和:29288

約数の個数: 64

約数和(自身を含む): 421228800

約数和(自身を除く): 265613480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 29251, 58502, 117004, 146255, 204757, 234008, 292510, 409514, 555769, 585020, 819028, 1023785, 1111538, 1170040, 1638056, 2047570, 2223076, 2778845, 3890383, 4095140, 4446152, 5557690, 7780766, 8190280, 11115380, 15561532, 19451915, 22230760, 31123064, 38903830, 77807660, 155615320]

約数ペア:

[(1, 155615320), (2, 77807660), (4, 38903830), (5, 31123064), (7, 22230760), (8, 19451915), (10, 15561532), (14, 11115380), (19, 8190280), (20, 7780766), (28, 5557690), (35, 4446152), (38, 4095140), (40, 3890383), (56, 2778845), (70, 2223076), (76, 2047570), (95, 1638056), (133, 1170040), (140, 1111538), (152, 1023785), (190, 819028), (266, 585020), (280, 555769), (380, 409514), (532, 292510), (665, 234008), (760, 204757), (1064, 146255), (1330, 117004), (2660, 58502), (5320, 29251)]