6405420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{151}}^1$

素因数の和:271

約数の個数: 96

約数和(自身を含む): 20837376

約数和(自身を除く): 14431956

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 101, 105, 140, 151, 202, 210, 302, 303, 404, 420, 453, 505, 604, 606, 707, 755, 906, 1010, 1057, 1212, 1414, 1510, 1515, 1812, 2020, 2114, 2121, 2265, 2828, 3020, 3030, 3171, 3535, 4228, 4242, 4530, 5285, 6060, 6342, 7070, 8484, 9060, 10570, 10605, 12684, 14140, 15251, 15855, 21140, 21210, 30502, 31710, 42420, 45753, 61004, 63420, 76255, 91506, 106757, 152510, 183012, 213514, 228765, 305020, 320271, 427028, 457530, 533785, 640542, 915060, 1067570, 1281084, 1601355, 2135140, 3202710, 6405420]

約数ペア:

[(1, 6405420), (2, 3202710), (3, 2135140), (4, 1601355), (5, 1281084), (6, 1067570), (7, 915060), (10, 640542), (12, 533785), (14, 457530), (15, 427028), (20, 320271), (21, 305020), (28, 228765), (30, 213514), (35, 183012), (42, 152510), (60, 106757), (70, 91506), (84, 76255), (101, 63420), (105, 61004), (140, 45753), (151, 42420), (202, 31710), (210, 30502), (302, 21210), (303, 21140), (404, 15855), (420, 15251), (453, 14140), (505, 12684), (604, 10605), (606, 10570), (707, 9060), (755, 8484), (906, 7070), (1010, 6342), (1057, 6060), (1212, 5285), (1414, 4530), (1510, 4242), (1515, 4228), (1812, 3535), (2020, 3171), (2114, 3030), (2121, 3020), (2265, 2828)]