28340820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1693}}^1$

素因数の和:1742

約数の個数: 96

約数和(自身を含む): 91069440

約数和(自身を除く): 62728620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 90, 93, 108, 124, 135, 155, 180, 186, 270, 279, 310, 372, 465, 540, 558, 620, 837, 930, 1116, 1395, 1674, 1693, 1860, 2790, 3348, 3386, 4185, 5079, 5580, 6772, 8370, 8465, 10158, 15237, 16740, 16930, 20316, 25395, 30474, 33860, 45711, 50790, 52483, 60948, 76185, 91422, 101580, 104966, 152370, 157449, 182844, 209932, 228555, 262415, 304740, 314898, 457110, 472347, 524830, 629796, 787245, 914220, 944694, 1049660, 1417041, 1574490, 1889388, 2361735, 2834082, 3148980, 4723470, 5668164, 7085205, 9446940, 14170410, 28340820]

約数ペア:

[(1, 28340820), (2, 14170410), (3, 9446940), (4, 7085205), (5, 5668164), (6, 4723470), (9, 3148980), (10, 2834082), (12, 2361735), (15, 1889388), (18, 1574490), (20, 1417041), (27, 1049660), (30, 944694), (31, 914220), (36, 787245), (45, 629796), (54, 524830), (60, 472347), (62, 457110), (90, 314898), (93, 304740), (108, 262415), (124, 228555), (135, 209932), (155, 182844), (180, 157449), (186, 152370), (270, 104966), (279, 101580), (310, 91422), (372, 76185), (465, 60948), (540, 52483), (558, 50790), (620, 45711), (837, 33860), (930, 30474), (1116, 25395), (1395, 20316), (1674, 16930), (1693, 16740), (1860, 15237), (2790, 10158), (3348, 8465), (3386, 8370), (4185, 6772), (5079, 5580)]