7870890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1$

素因数の和:231

約数の個数: 64

約数和(自身を含む): 19958400

約数和(自身を除く): 12087510

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 83, 87, 109, 145, 166, 174, 218, 249, 290, 327, 415, 435, 498, 545, 654, 830, 870, 1090, 1245, 1635, 2407, 2490, 3161, 3270, 4814, 6322, 7221, 9047, 9483, 12035, 14442, 15805, 18094, 18966, 24070, 27141, 31610, 36105, 45235, 47415, 54282, 72210, 90470, 94830, 135705, 262363, 271410, 524726, 787089, 1311815, 1574178, 2623630, 3935445, 7870890]

約数ペア:

[(1, 7870890), (2, 3935445), (3, 2623630), (5, 1574178), (6, 1311815), (10, 787089), (15, 524726), (29, 271410), (30, 262363), (58, 135705), (83, 94830), (87, 90470), (109, 72210), (145, 54282), (166, 47415), (174, 45235), (218, 36105), (249, 31610), (290, 27141), (327, 24070), (415, 18966), (435, 18094), (498, 15805), (545, 14442), (654, 12035), (830, 9483), (870, 9047), (1090, 7221), (1245, 6322), (1635, 4814), (2407, 3270), (2490, 3161)]