259319520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1783}}^1$

素因数の和:1905

約数の個数: 144

約数和(自身を含む): 894190752

約数和(自身を除く): 634871232

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 101, 120, 144, 160, 180, 202, 240, 288, 303, 360, 404, 480, 505, 606, 720, 808, 909, 1010, 1212, 1440, 1515, 1616, 1783, 1818, 2020, 2424, 3030, 3232, 3566, 3636, 4040, 4545, 4848, 5349, 6060, 7132, 7272, 8080, 8915, 9090, 9696, 10698, 12120, 14264, 14544, 16047, 16160, 17830, 18180, 21396, 24240, 26745, 28528, 29088, 32094, 35660, 36360, 42792, 48480, 53490, 57056, 64188, 71320, 72720, 80235, 85584, 106980, 128376, 142640, 145440, 160470, 171168, 180083, 213960, 256752, 285280, 320940, 360166, 427920, 513504, 540249, 641880, 720332, 855840, 900415, 1080498, 1283760, 1440664, 1620747, 1800830, 2160996, 2567520, 2701245, 2881328, 3241494, 3601660, 4321992, 5402490, 5762656, 6482988, 7203320, 8103735, 8643984, 10804980, 12965976, 14406640, 16207470, 17287968, 21609960, 25931952, 28813280, 32414940, 43219920, 51863904, 64829880, 86439840, 129659760, 259319520]

約数ペア:

[(1, 259319520), (2, 129659760), (3, 86439840), (4, 64829880), (5, 51863904), (6, 43219920), (8, 32414940), (9, 28813280), (10, 25931952), (12, 21609960), (15, 17287968), (16, 16207470), (18, 14406640), (20, 12965976), (24, 10804980), (30, 8643984), (32, 8103735), (36, 7203320), (40, 6482988), (45, 5762656), (48, 5402490), (60, 4321992), (72, 3601660), (80, 3241494), (90, 2881328), (96, 2701245), (101, 2567520), (120, 2160996), (144, 1800830), (160, 1620747), (180, 1440664), (202, 1283760), (240, 1080498), (288, 900415), (303, 855840), (360, 720332), (404, 641880), (480, 540249), (505, 513504), (606, 427920), (720, 360166), (808, 320940), (909, 285280), (1010, 256752), (1212, 213960), (1440, 180083), (1515, 171168), (1616, 160470), (1783, 145440), (1818, 142640), (2020, 128376), (2424, 106980), (3030, 85584), (3232, 80235), (3566, 72720), (3636, 71320), (4040, 64188), (4545, 57056), (4848, 53490), (5349, 48480), (6060, 42792), (7132, 36360), (7272, 35660), (8080, 32094), (8915, 29088), (9090, 28528), (9696, 26745), (10698, 24240), (12120, 21396), (14264, 18180), (14544, 17830), (16047, 16160)]