390518520

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{4603}}^1$

素因数の和:4725

約数の個数: 128

約数和(自身を含む): 1352471040

約数和(自身を除く): 961952520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 101, 105, 120, 140, 168, 202, 210, 280, 303, 404, 420, 505, 606, 707, 808, 840, 1010, 1212, 1414, 1515, 2020, 2121, 2424, 2828, 3030, 3535, 4040, 4242, 4603, 5656, 6060, 7070, 8484, 9206, 10605, 12120, 13809, 14140, 16968, 18412, 21210, 23015, 27618, 28280, 32221, 36824, 42420, 46030, 55236, 64442, 69045, 84840, 92060, 96663, 110472, 128884, 138090, 161105, 184120, 193326, 257768, 276180, 322210, 386652, 464903, 483315, 552360, 644420, 773304, 929806, 966630, 1288840, 1394709, 1859612, 1933260, 2324515, 2789418, 3254321, 3719224, 3866520, 4649030, 5578836, 6508642, 6973545, 9298060, 9762963, 11157672, 13017284, 13947090, 16271605, 18596120, 19525926, 26034568, 27894180, 32543210, 39051852, 48814815, 55788360, 65086420, 78103704, 97629630, 130172840, 195259260, 390518520]

約数ペア:

[(1, 390518520), (2, 195259260), (3, 130172840), (4, 97629630), (5, 78103704), (6, 65086420), (7, 55788360), (8, 48814815), (10, 39051852), (12, 32543210), (14, 27894180), (15, 26034568), (20, 19525926), (21, 18596120), (24, 16271605), (28, 13947090), (30, 13017284), (35, 11157672), (40, 9762963), (42, 9298060), (56, 6973545), (60, 6508642), (70, 5578836), (84, 4649030), (101, 3866520), (105, 3719224), (120, 3254321), (140, 2789418), (168, 2324515), (202, 1933260), (210, 1859612), (280, 1394709), (303, 1288840), (404, 966630), (420, 929806), (505, 773304), (606, 644420), (707, 552360), (808, 483315), (840, 464903), (1010, 386652), (1212, 322210), (1414, 276180), (1515, 257768), (2020, 193326), (2121, 184120), (2424, 161105), (2828, 138090), (3030, 128884), (3535, 110472), (4040, 96663), (4242, 92060), (4603, 84840), (5656, 69045), (6060, 64442), (7070, 55236), (8484, 46030), (9206, 42420), (10605, 36824), (12120, 32221), (13809, 28280), (14140, 27618), (16968, 23015), (18412, 21210)]