26454780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1$

素因数の和:488

約数の個数: 144

約数和(自身を含む): 90574848

約数和(自身を除く): 64120068

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 31, 33, 36, 44, 45, 55, 60, 62, 66, 90, 93, 99, 110, 124, 132, 155, 165, 180, 186, 198, 220, 279, 310, 330, 341, 372, 396, 431, 465, 495, 558, 620, 660, 682, 862, 930, 990, 1023, 1116, 1293, 1364, 1395, 1705, 1724, 1860, 1980, 2046, 2155, 2586, 2790, 3069, 3410, 3879, 4092, 4310, 4741, 5115, 5172, 5580, 6138, 6465, 6820, 7758, 8620, 9482, 10230, 12276, 12930, 13361, 14223, 15345, 15516, 18964, 19395, 20460, 23705, 25860, 26722, 28446, 30690, 38790, 40083, 42669, 47410, 53444, 56892, 61380, 66805, 71115, 77580, 80166, 85338, 94820, 120249, 133610, 142230, 146971, 160332, 170676, 200415, 213345, 240498, 267220, 284460, 293942, 400830, 426690, 440913, 480996, 587884, 601245, 734855, 801660, 853380, 881826, 1202490, 1322739, 1469710, 1763652, 2204565, 2404980, 2645478, 2939420, 4409130, 5290956, 6613695, 8818260, 13227390, 26454780]

約数ペア:

[(1, 26454780), (2, 13227390), (3, 8818260), (4, 6613695), (5, 5290956), (6, 4409130), (9, 2939420), (10, 2645478), (11, 2404980), (12, 2204565), (15, 1763652), (18, 1469710), (20, 1322739), (22, 1202490), (30, 881826), (31, 853380), (33, 801660), (36, 734855), (44, 601245), (45, 587884), (55, 480996), (60, 440913), (62, 426690), (66, 400830), (90, 293942), (93, 284460), (99, 267220), (110, 240498), (124, 213345), (132, 200415), (155, 170676), (165, 160332), (180, 146971), (186, 142230), (198, 133610), (220, 120249), (279, 94820), (310, 85338), (330, 80166), (341, 77580), (372, 71115), (396, 66805), (431, 61380), (465, 56892), (495, 53444), (558, 47410), (620, 42669), (660, 40083), (682, 38790), (862, 30690), (930, 28446), (990, 26722), (1023, 25860), (1116, 23705), (1293, 20460), (1364, 19395), (1395, 18964), (1705, 15516), (1724, 15345), (1860, 14223), (1980, 13361), (2046, 12930), (2155, 12276), (2586, 10230), (2790, 9482), (3069, 8620), (3410, 7758), (3879, 6820), (4092, 6465), (4310, 6138), (4741, 5580), (5115, 5172)]