91131520

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:234

約数の個数: 128

約数和(自身を含む): 234420480

約数和(自身を除く): 143288960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 41, 46, 64, 80, 82, 92, 115, 128, 151, 160, 164, 184, 205, 230, 302, 320, 328, 368, 410, 460, 604, 640, 656, 736, 755, 820, 920, 943, 1208, 1312, 1472, 1510, 1640, 1840, 1886, 2416, 2624, 2944, 3020, 3280, 3473, 3680, 3772, 4715, 4832, 5248, 6040, 6191, 6560, 6946, 7360, 7544, 9430, 9664, 12080, 12382, 13120, 13892, 14720, 15088, 17365, 18860, 19328, 24160, 24764, 26240, 27784, 30176, 30955, 34730, 37720, 48320, 49528, 55568, 60352, 61910, 69460, 75440, 96640, 99056, 111136, 120704, 123820, 138920, 142393, 150880, 198112, 222272, 247640, 277840, 284786, 301760, 396224, 444544, 495280, 555680, 569572, 603520, 711965, 792448, 990560, 1111360, 1139144, 1423930, 1981120, 2222720, 2278288, 2847860, 3962240, 4556576, 5695720, 9113152, 11391440, 18226304, 22782880, 45565760, 91131520]

約数ペア:

[(1, 91131520), (2, 45565760), (4, 22782880), (5, 18226304), (8, 11391440), (10, 9113152), (16, 5695720), (20, 4556576), (23, 3962240), (32, 2847860), (40, 2278288), (41, 2222720), (46, 1981120), (64, 1423930), (80, 1139144), (82, 1111360), (92, 990560), (115, 792448), (128, 711965), (151, 603520), (160, 569572), (164, 555680), (184, 495280), (205, 444544), (230, 396224), (302, 301760), (320, 284786), (328, 277840), (368, 247640), (410, 222272), (460, 198112), (604, 150880), (640, 142393), (656, 138920), (736, 123820), (755, 120704), (820, 111136), (920, 99056), (943, 96640), (1208, 75440), (1312, 69460), (1472, 61910), (1510, 60352), (1640, 55568), (1840, 49528), (1886, 48320), (2416, 37720), (2624, 34730), (2944, 30955), (3020, 30176), (3280, 27784), (3473, 26240), (3680, 24764), (3772, 24160), (4715, 19328), (4832, 18860), (5248, 17365), (6040, 15088), (6191, 14720), (6560, 13892), (6946, 13120), (7360, 12382), (7544, 12080), (9430, 9664)]