31483560

素因数分解:

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

素因数の和:235

約数の個数: 128

約数和(自身を含む): 99792000

約数和(自身を除く): 68308440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 58, 60, 83, 87, 109, 116, 120, 145, 166, 174, 218, 232, 249, 290, 327, 332, 348, 415, 435, 436, 498, 545, 580, 654, 664, 696, 830, 870, 872, 996, 1090, 1160, 1245, 1308, 1635, 1660, 1740, 1992, 2180, 2407, 2490, 2616, 3161, 3270, 3320, 3480, 4360, 4814, 4980, 6322, 6540, 7221, 9047, 9483, 9628, 9960, 12035, 12644, 13080, 14442, 15805, 18094, 18966, 19256, 24070, 25288, 27141, 28884, 31610, 36105, 36188, 37932, 45235, 47415, 48140, 54282, 57768, 63220, 72210, 72376, 75864, 90470, 94830, 96280, 108564, 126440, 135705, 144420, 180940, 189660, 217128, 262363, 271410, 288840, 361880, 379320, 524726, 542820, 787089, 1049452, 1085640, 1311815, 1574178, 2098904, 2623630, 3148356, 3935445, 5247260, 6296712, 7870890, 10494520, 15741780, 31483560]

約数ペア:

[(1, 31483560), (2, 15741780), (3, 10494520), (4, 7870890), (5, 6296712), (6, 5247260), (8, 3935445), (10, 3148356), (12, 2623630), (15, 2098904), (20, 1574178), (24, 1311815), (29, 1085640), (30, 1049452), (40, 787089), (58, 542820), (60, 524726), (83, 379320), (87, 361880), (109, 288840), (116, 271410), (120, 262363), (145, 217128), (166, 189660), (174, 180940), (218, 144420), (232, 135705), (249, 126440), (290, 108564), (327, 96280), (332, 94830), (348, 90470), (415, 75864), (435, 72376), (436, 72210), (498, 63220), (545, 57768), (580, 54282), (654, 48140), (664, 47415), (696, 45235), (830, 37932), (870, 36188), (872, 36105), (996, 31610), (1090, 28884), (1160, 27141), (1245, 25288), (1308, 24070), (1635, 19256), (1660, 18966), (1740, 18094), (1992, 15805), (2180, 14442), (2407, 13080), (2490, 12644), (2616, 12035), (3161, 9960), (3270, 9628), (3320, 9483), (3480, 9047), (4360, 7221), (4814, 6540), (4980, 6322)]