31789260

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:266

約数の個数: 144

約数和(自身を含む): 103713792

約数和(自身を除く): 71924532

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 81, 90, 93, 108, 124, 135, 155, 162, 180, 186, 211, 243, 270, 279, 310, 324, 372, 405, 422, 465, 486, 540, 558, 620, 633, 810, 837, 844, 930, 972, 1055, 1116, 1215, 1266, 1395, 1620, 1674, 1860, 1899, 2110, 2430, 2511, 2532, 2790, 3165, 3348, 3798, 4185, 4220, 4860, 5022, 5580, 5697, 6330, 6541, 7533, 7596, 8370, 9495, 10044, 11394, 12555, 12660, 13082, 15066, 16740, 17091, 18990, 19623, 22788, 25110, 26164, 28485, 30132, 32705, 34182, 37665, 37980, 39246, 50220, 51273, 56970, 58869, 65410, 68364, 75330, 78492, 85455, 98115, 102546, 113940, 117738, 130820, 150660, 170910, 176607, 196230, 205092, 235476, 256365, 294345, 341820, 353214, 392460, 512730, 529821, 588690, 706428, 883035, 1025460, 1059642, 1177380, 1589463, 1766070, 2119284, 2649105, 3178926, 3532140, 5298210, 6357852, 7947315, 10596420, 15894630, 31789260]

約数ペア:

[(1, 31789260), (2, 15894630), (3, 10596420), (4, 7947315), (5, 6357852), (6, 5298210), (9, 3532140), (10, 3178926), (12, 2649105), (15, 2119284), (18, 1766070), (20, 1589463), (27, 1177380), (30, 1059642), (31, 1025460), (36, 883035), (45, 706428), (54, 588690), (60, 529821), (62, 512730), (81, 392460), (90, 353214), (93, 341820), (108, 294345), (124, 256365), (135, 235476), (155, 205092), (162, 196230), (180, 176607), (186, 170910), (211, 150660), (243, 130820), (270, 117738), (279, 113940), (310, 102546), (324, 98115), (372, 85455), (405, 78492), (422, 75330), (465, 68364), (486, 65410), (540, 58869), (558, 56970), (620, 51273), (633, 50220), (810, 39246), (837, 37980), (844, 37665), (930, 34182), (972, 32705), (1055, 30132), (1116, 28485), (1215, 26164), (1266, 25110), (1395, 22788), (1620, 19623), (1674, 18990), (1860, 17091), (1899, 16740), (2110, 15066), (2430, 13082), (2511, 12660), (2532, 12555), (2790, 11394), (3165, 10044), (3348, 9495), (3798, 8370), (4185, 7596), (4220, 7533), (4860, 6541), (5022, 6330), (5580, 5697)]