30839340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{727}}^1$

素因数の和:847

約数の個数: 96

約数和(自身を含む): 99800064

約数和(自身を除く): 68960724

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, 727, 1010, 1212, 1414, 1454, 1515, 2020, 2121, 2181, 2828, 2908, 3030, 3535, 3635, 4242, 4362, 5089, 6060, 7070, 7270, 8484, 8724, 10178, 10605, 10905, 14140, 14540, 15267, 20356, 21210, 21810, 25445, 30534, 42420, 43620, 50890, 61068, 73427, 76335, 101780, 146854, 152670, 220281, 293708, 305340, 367135, 440562, 513989, 734270, 881124, 1027978, 1101405, 1468540, 1541967, 2055956, 2202810, 2569945, 3083934, 4405620, 5139890, 6167868, 7709835, 10279780, 15419670, 30839340]

約数ペア:

[(1, 30839340), (2, 15419670), (3, 10279780), (4, 7709835), (5, 6167868), (6, 5139890), (7, 4405620), (10, 3083934), (12, 2569945), (14, 2202810), (15, 2055956), (20, 1541967), (21, 1468540), (28, 1101405), (30, 1027978), (35, 881124), (42, 734270), (60, 513989), (70, 440562), (84, 367135), (101, 305340), (105, 293708), (140, 220281), (202, 152670), (210, 146854), (303, 101780), (404, 76335), (420, 73427), (505, 61068), (606, 50890), (707, 43620), (727, 42420), (1010, 30534), (1212, 25445), (1414, 21810), (1454, 21210), (1515, 20356), (2020, 15267), (2121, 14540), (2181, 14140), (2828, 10905), (2908, 10605), (3030, 10178), (3535, 8724), (3635, 8484), (4242, 7270), (4362, 7070), (5089, 6060)]