7380540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{313}}^1$

素因数の和:459

約数の個数: 72

約数和(自身を含む): 22630608

約数和(自身を除く): 15250068

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 131, 180, 262, 313, 393, 524, 626, 655, 786, 939, 1179, 1252, 1310, 1565, 1572, 1878, 1965, 2358, 2620, 2817, 3130, 3756, 3930, 4695, 4716, 5634, 5895, 6260, 7860, 9390, 11268, 11790, 14085, 18780, 23580, 28170, 41003, 56340, 82006, 123009, 164012, 205015, 246018, 369027, 410030, 492036, 615045, 738054, 820060, 1230090, 1476108, 1845135, 2460180, 3690270, 7380540]

約数ペア:

[(1, 7380540), (2, 3690270), (3, 2460180), (4, 1845135), (5, 1476108), (6, 1230090), (9, 820060), (10, 738054), (12, 615045), (15, 492036), (18, 410030), (20, 369027), (30, 246018), (36, 205015), (45, 164012), (60, 123009), (90, 82006), (131, 56340), (180, 41003), (262, 28170), (313, 23580), (393, 18780), (524, 14085), (626, 11790), (655, 11268), (786, 9390), (939, 7860), (1179, 6260), (1252, 5895), (1310, 5634), (1565, 4716), (1572, 4695), (1878, 3930), (1965, 3756), (2358, 3130), (2620, 2817)]