156218580

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{123983}}^1$

素因数の和:124005

約数の個数: 72

約数和(自身を含む): 541562112

約数和(自身を除く): 385343532

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 123983, 247966, 371949, 495932, 619915, 743898, 867881, 1115847, 1239830, 1487796, 1735762, 1859745, 2231694, 2479660, 2603643, 3471524, 3719490, 4339405, 4463388, 5207286, 5579235, 7438980, 7810929, 8678810, 10414572, 11158470, 13018215, 15621858, 17357620, 22316940, 26036430, 31243716, 39054645, 52072860, 78109290, 156218580]

約数ペア:

[(1, 156218580), (2, 78109290), (3, 52072860), (4, 39054645), (5, 31243716), (6, 26036430), (7, 22316940), (9, 17357620), (10, 15621858), (12, 13018215), (14, 11158470), (15, 10414572), (18, 8678810), (20, 7810929), (21, 7438980), (28, 5579235), (30, 5207286), (35, 4463388), (36, 4339405), (42, 3719490), (45, 3471524), (60, 2603643), (63, 2479660), (70, 2231694), (84, 1859745), (90, 1735762), (105, 1487796), (126, 1239830), (140, 1115847), (180, 867881), (210, 743898), (252, 619915), (315, 495932), (420, 371949), (630, 247966), (1260, 123983)]