261392000

素因数分解:

$2^7\times 5^3\times {\mathrm{17}}^1\times {\mathrm{31}}^2$

素因数の和:108

約数の個数: 192

約数和(自身を含む): 711027720

約数和(自身を除く): 449635720

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 31, 32, 34, 40, 50, 62, 64, 68, 80, 85, 100, 124, 125, 128, 136, 155, 160, 170, 200, 248, 250, 272, 310, 320, 340, 400, 425, 496, 500, 527, 544, 620, 640, 680, 775, 800, 850, 961, 992, 1000, 1054, 1088, 1240, 1360, 1550, 1600, 1700, 1922, 1984, 2000, 2108, 2125, 2176, 2480, 2635, 2720, 3100, 3200, 3400, 3844, 3875, 3968, 4000, 4216, 4250, 4805, 4960, 5270, 5440, 6200, 6800, 7688, 7750, 8000, 8432, 8500, 9610, 9920, 10540, 10880, 12400, 13175, 13600, 15376, 15500, 16000, 16337, 16864, 17000, 19220, 19840, 21080, 24025, 24800, 26350, 27200, 30752, 31000, 32674, 33728, 34000, 38440, 42160, 48050, 49600, 52700, 54400, 61504, 62000, 65348, 65875, 67456, 68000, 76880, 81685, 84320, 96100, 99200, 105400, 120125, 123008, 124000, 130696, 131750, 136000, 153760, 163370, 168640, 192200, 210800, 240250, 248000, 261392, 263500, 272000, 307520, 326740, 337280, 384400, 408425, 421600, 480500, 496000, 522784, 527000, 615040, 653480, 768800, 816850, 843200, 961000, 1045568, 1054000, 1306960, 1537600, 1633700, 1686400, 1922000, 2042125, 2091136, 2108000, 2613920, 3075200, 3267400, 3844000, 4084250, 4216000, 5227840, 6534800, 7688000, 8168500, 8432000, 10455680, 13069600, 15376000, 16337000, 26139200, 32674000, 52278400, 65348000, 130696000, 261392000]

約数ペア:

[(1, 261392000), (2, 130696000), (4, 65348000), (5, 52278400), (8, 32674000), (10, 26139200), (16, 16337000), (17, 15376000), (20, 13069600), (25, 10455680), (31, 8432000), (32, 8168500), (34, 7688000), (40, 6534800), (50, 5227840), (62, 4216000), (64, 4084250), (68, 3844000), (80, 3267400), (85, 3075200), (100, 2613920), (124, 2108000), (125, 2091136), (128, 2042125), (136, 1922000), (155, 1686400), (160, 1633700), (170, 1537600), (200, 1306960), (248, 1054000), (250, 1045568), (272, 961000), (310, 843200), (320, 816850), (340, 768800), (400, 653480), (425, 615040), (496, 527000), (500, 522784), (527, 496000), (544, 480500), (620, 421600), (640, 408425), (680, 384400), (775, 337280), (800, 326740), (850, 307520), (961, 272000), (992, 263500), (1000, 261392), (1054, 248000), (1088, 240250), (1240, 210800), (1360, 192200), (1550, 168640), (1600, 163370), (1700, 153760), (1922, 136000), (1984, 131750), (2000, 130696), (2108, 124000), (2125, 123008), (2176, 120125), (2480, 105400), (2635, 99200), (2720, 96100), (3100, 84320), (3200, 81685), (3400, 76880), (3844, 68000), (3875, 67456), (3968, 65875), (4000, 65348), (4216, 62000), (4250, 61504), (4805, 54400), (4960, 52700), (5270, 49600), (5440, 48050), (6200, 42160), (6800, 38440), (7688, 34000), (7750, 33728), (8000, 32674), (8432, 31000), (8500, 30752), (9610, 27200), (9920, 26350), (10540, 24800), (10880, 24025), (12400, 21080), (13175, 19840), (13600, 19220), (15376, 17000), (15500, 16864), (16000, 16337)]