315082810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1\times {\mathrm{251}}^1$

素因数の和:571

約数の個数: 64

約数和(自身を含む): 661893120

約数和(自身を除く): 346810310

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 79, 158, 227, 251, 395, 454, 502, 553, 790, 1106, 1135, 1255, 1589, 1757, 2270, 2510, 2765, 3178, 3514, 5530, 7945, 8785, 15890, 17570, 17933, 19829, 35866, 39658, 56977, 89665, 99145, 113954, 125531, 138803, 179330, 198290, 251062, 277606, 284885, 398839, 569770, 627655, 694015, 797678, 1255310, 1388030, 1994195, 3988390, 4501183, 9002366, 22505915, 31508281, 45011830, 63016562, 157541405, 315082810]

約数ペア:

[(1, 315082810), (2, 157541405), (5, 63016562), (7, 45011830), (10, 31508281), (14, 22505915), (35, 9002366), (70, 4501183), (79, 3988390), (158, 1994195), (227, 1388030), (251, 1255310), (395, 797678), (454, 694015), (502, 627655), (553, 569770), (790, 398839), (1106, 284885), (1135, 277606), (1255, 251062), (1589, 198290), (1757, 179330), (2270, 138803), (2510, 125531), (2765, 113954), (3178, 99145), (3514, 89665), (5530, 56977), (7945, 39658), (8785, 35866), (15890, 19829), (17570, 17933)]