121312000

素因数分解:

$2^8\times 5^3\times {\mathrm{17}}^1\times {\mathrm{223}}^1$

素因数の和:271

約数の個数: 144

約数和(自身を含む): 321414912

約数和(自身を除く): 200102912

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 32, 34, 40, 50, 64, 68, 80, 85, 100, 125, 128, 136, 160, 170, 200, 223, 250, 256, 272, 320, 340, 400, 425, 446, 500, 544, 640, 680, 800, 850, 892, 1000, 1088, 1115, 1280, 1360, 1600, 1700, 1784, 2000, 2125, 2176, 2230, 2720, 3200, 3400, 3568, 3791, 4000, 4250, 4352, 4460, 5440, 5575, 6400, 6800, 7136, 7582, 8000, 8500, 8920, 10880, 11150, 13600, 14272, 15164, 16000, 17000, 17840, 18955, 21760, 22300, 27200, 27875, 28544, 30328, 32000, 34000, 35680, 37910, 44600, 54400, 55750, 57088, 60656, 68000, 71360, 75820, 89200, 94775, 108800, 111500, 121312, 136000, 142720, 151640, 178400, 189550, 223000, 242624, 272000, 285440, 303280, 356800, 379100, 446000, 473875, 485248, 544000, 606560, 713600, 758200, 892000, 947750, 970496, 1213120, 1427200, 1516400, 1784000, 1895500, 2426240, 3032800, 3568000, 3791000, 4852480, 6065600, 7136000, 7582000, 12131200, 15164000, 24262400, 30328000, 60656000, 121312000]

約数ペア:

[(1, 121312000), (2, 60656000), (4, 30328000), (5, 24262400), (8, 15164000), (10, 12131200), (16, 7582000), (17, 7136000), (20, 6065600), (25, 4852480), (32, 3791000), (34, 3568000), (40, 3032800), (50, 2426240), (64, 1895500), (68, 1784000), (80, 1516400), (85, 1427200), (100, 1213120), (125, 970496), (128, 947750), (136, 892000), (160, 758200), (170, 713600), (200, 606560), (223, 544000), (250, 485248), (256, 473875), (272, 446000), (320, 379100), (340, 356800), (400, 303280), (425, 285440), (446, 272000), (500, 242624), (544, 223000), (640, 189550), (680, 178400), (800, 151640), (850, 142720), (892, 136000), (1000, 121312), (1088, 111500), (1115, 108800), (1280, 94775), (1360, 89200), (1600, 75820), (1700, 71360), (1784, 68000), (2000, 60656), (2125, 57088), (2176, 55750), (2230, 54400), (2720, 44600), (3200, 37910), (3400, 35680), (3568, 34000), (3791, 32000), (4000, 30328), (4250, 28544), (4352, 27875), (4460, 27200), (5440, 22300), (5575, 21760), (6400, 18955), (6800, 17840), (7136, 17000), (7582, 16000), (8000, 15164), (8500, 14272), (8920, 13600), (10880, 11150)]