9709000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:120

約数の個数: 128

約数和(自身を含む): 27705600

約数和(自身を除く): 17996600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 25, 28, 35, 38, 40, 50, 56, 70, 73, 76, 95, 100, 125, 133, 140, 146, 152, 175, 190, 200, 250, 266, 280, 292, 350, 365, 380, 475, 500, 511, 532, 584, 665, 700, 730, 760, 875, 950, 1000, 1022, 1064, 1330, 1387, 1400, 1460, 1750, 1825, 1900, 2044, 2375, 2555, 2660, 2774, 2920, 3325, 3500, 3650, 3800, 4088, 4750, 5110, 5320, 5548, 6650, 6935, 7000, 7300, 9125, 9500, 9709, 10220, 11096, 12775, 13300, 13870, 14600, 16625, 18250, 19000, 19418, 20440, 25550, 26600, 27740, 33250, 34675, 36500, 38836, 48545, 51100, 55480, 63875, 66500, 69350, 73000, 77672, 97090, 102200, 127750, 133000, 138700, 173375, 194180, 242725, 255500, 277400, 346750, 388360, 485450, 511000, 693500, 970900, 1213625, 1387000, 1941800, 2427250, 4854500, 9709000]

約数ペア:

[(1, 9709000), (2, 4854500), (4, 2427250), (5, 1941800), (7, 1387000), (8, 1213625), (10, 970900), (14, 693500), (19, 511000), (20, 485450), (25, 388360), (28, 346750), (35, 277400), (38, 255500), (40, 242725), (50, 194180), (56, 173375), (70, 138700), (73, 133000), (76, 127750), (95, 102200), (100, 97090), (125, 77672), (133, 73000), (140, 69350), (146, 66500), (152, 63875), (175, 55480), (190, 51100), (200, 48545), (250, 38836), (266, 36500), (280, 34675), (292, 33250), (350, 27740), (365, 26600), (380, 25550), (475, 20440), (500, 19418), (511, 19000), (532, 18250), (584, 16625), (665, 14600), (700, 13870), (730, 13300), (760, 12775), (875, 11096), (950, 10220), (1000, 9709), (1022, 9500), (1064, 9125), (1330, 7300), (1387, 7000), (1400, 6935), (1460, 6650), (1750, 5548), (1825, 5320), (1900, 5110), (2044, 4750), (2375, 4088), (2555, 3800), (2660, 3650), (2774, 3500), (2920, 3325)]