311829420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{7351}}^1$

素因数の和:7471

約数の個数: 96

約数和(自身を含む): 1007870976

約数和(自身を除く): 696041556

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, 202, 210, 303, 404, 420, 505, 606, 707, 1010, 1212, 1414, 1515, 2020, 2121, 2828, 3030, 3535, 4242, 6060, 7070, 7351, 8484, 10605, 14140, 14702, 21210, 22053, 29404, 36755, 42420, 44106, 51457, 73510, 88212, 102914, 110265, 147020, 154371, 205828, 220530, 257285, 308742, 441060, 514570, 617484, 742451, 771855, 1029140, 1484902, 1543710, 2227353, 2969804, 3087420, 3712255, 4454706, 5197157, 7424510, 8909412, 10394314, 11136765, 14849020, 15591471, 20788628, 22273530, 25985785, 31182942, 44547060, 51971570, 62365884, 77957355, 103943140, 155914710, 311829420]

約数ペア:

[(1, 311829420), (2, 155914710), (3, 103943140), (4, 77957355), (5, 62365884), (6, 51971570), (7, 44547060), (10, 31182942), (12, 25985785), (14, 22273530), (15, 20788628), (20, 15591471), (21, 14849020), (28, 11136765), (30, 10394314), (35, 8909412), (42, 7424510), (60, 5197157), (70, 4454706), (84, 3712255), (101, 3087420), (105, 2969804), (140, 2227353), (202, 1543710), (210, 1484902), (303, 1029140), (404, 771855), (420, 742451), (505, 617484), (606, 514570), (707, 441060), (1010, 308742), (1212, 257285), (1414, 220530), (1515, 205828), (2020, 154371), (2121, 147020), (2828, 110265), (3030, 102914), (3535, 88212), (4242, 73510), (6060, 51457), (7070, 44106), (7351, 42420), (8484, 36755), (10605, 29404), (14140, 22053), (14702, 21210)]