31434540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:287

約数の個数: 96

約数和(自身を含む): 91736064

約数和(自身を除く): 60301524

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 71, 94, 141, 142, 157, 188, 213, 235, 282, 284, 314, 355, 426, 470, 471, 564, 628, 705, 710, 785, 852, 940, 942, 1065, 1410, 1420, 1570, 1884, 2130, 2355, 2820, 3140, 3337, 4260, 4710, 6674, 7379, 9420, 10011, 11147, 13348, 14758, 16685, 20022, 22137, 22294, 29516, 33370, 33441, 36895, 40044, 44274, 44588, 50055, 55735, 66740, 66882, 73790, 88548, 100110, 110685, 111470, 133764, 147580, 167205, 200220, 221370, 222940, 334410, 442740, 523909, 668820, 1047818, 1571727, 2095636, 2619545, 3143454, 5239090, 6286908, 7858635, 10478180, 15717270, 31434540]

約数ペア:

[(1, 31434540), (2, 15717270), (3, 10478180), (4, 7858635), (5, 6286908), (6, 5239090), (10, 3143454), (12, 2619545), (15, 2095636), (20, 1571727), (30, 1047818), (47, 668820), (60, 523909), (71, 442740), (94, 334410), (141, 222940), (142, 221370), (157, 200220), (188, 167205), (213, 147580), (235, 133764), (282, 111470), (284, 110685), (314, 100110), (355, 88548), (426, 73790), (470, 66882), (471, 66740), (564, 55735), (628, 50055), (705, 44588), (710, 44274), (785, 40044), (852, 36895), (940, 33441), (942, 33370), (1065, 29516), (1410, 22294), (1420, 22137), (1570, 20022), (1884, 16685), (2130, 14758), (2355, 13348), (2820, 11147), (3140, 10011), (3337, 9420), (4260, 7379), (4710, 6674)]