31487160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2003}}^1$

素因数の和:2148

約数の個数: 64

約数和(自身を含む): 95230080

約数和(自身を除く): 63742920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 262, 393, 524, 655, 786, 1048, 1310, 1572, 1965, 2003, 2620, 3144, 3930, 4006, 5240, 6009, 7860, 8012, 10015, 12018, 15720, 16024, 20030, 24036, 30045, 40060, 48072, 60090, 80120, 120180, 240360, 262393, 524786, 787179, 1049572, 1311965, 1574358, 2099144, 2623930, 3148716, 3935895, 5247860, 6297432, 7871790, 10495720, 15743580, 31487160]

約数ペア:

[(1, 31487160), (2, 15743580), (3, 10495720), (4, 7871790), (5, 6297432), (6, 5247860), (8, 3935895), (10, 3148716), (12, 2623930), (15, 2099144), (20, 1574358), (24, 1311965), (30, 1049572), (40, 787179), (60, 524786), (120, 262393), (131, 240360), (262, 120180), (393, 80120), (524, 60090), (655, 48072), (786, 40060), (1048, 30045), (1310, 24036), (1572, 20030), (1965, 16024), (2003, 15720), (2620, 12018), (3144, 10015), (3930, 8012), (4006, 7860), (5240, 6009)]