215642000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1$

素因数の和:314

約数の個数: 160

約数和(自身を含む): 606937344

約数和(自身を除く): 391295344

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 40, 50, 56, 70, 73, 80, 100, 112, 125, 140, 146, 175, 200, 211, 250, 280, 292, 350, 365, 400, 422, 500, 511, 560, 584, 700, 730, 844, 875, 1000, 1022, 1055, 1168, 1400, 1460, 1477, 1688, 1750, 1825, 2000, 2044, 2110, 2555, 2800, 2920, 2954, 3376, 3500, 3650, 4088, 4220, 5110, 5275, 5840, 5908, 7000, 7300, 7385, 8176, 8440, 9125, 10220, 10550, 11816, 12775, 14000, 14600, 14770, 15403, 16880, 18250, 20440, 21100, 23632, 25550, 26375, 29200, 29540, 30806, 36500, 36925, 40880, 42200, 51100, 52750, 59080, 61612, 63875, 73000, 73850, 77015, 84400, 102200, 105500, 107821, 118160, 123224, 127750, 146000, 147700, 154030, 184625, 204400, 211000, 215642, 246448, 255500, 295400, 308060, 369250, 385075, 422000, 431284, 511000, 539105, 590800, 616120, 738500, 770150, 862568, 1022000, 1078210, 1232240, 1477000, 1540300, 1725136, 1925375, 2156420, 2695525, 2954000, 3080600, 3850750, 4312840, 5391050, 6161200, 7701500, 8625680, 10782100, 13477625, 15403000, 21564200, 26955250, 30806000, 43128400, 53910500, 107821000, 215642000]

約数ペア:

[(1, 215642000), (2, 107821000), (4, 53910500), (5, 43128400), (7, 30806000), (8, 26955250), (10, 21564200), (14, 15403000), (16, 13477625), (20, 10782100), (25, 8625680), (28, 7701500), (35, 6161200), (40, 5391050), (50, 4312840), (56, 3850750), (70, 3080600), (73, 2954000), (80, 2695525), (100, 2156420), (112, 1925375), (125, 1725136), (140, 1540300), (146, 1477000), (175, 1232240), (200, 1078210), (211, 1022000), (250, 862568), (280, 770150), (292, 738500), (350, 616120), (365, 590800), (400, 539105), (422, 511000), (500, 431284), (511, 422000), (560, 385075), (584, 369250), (700, 308060), (730, 295400), (844, 255500), (875, 246448), (1000, 215642), (1022, 211000), (1055, 204400), (1168, 184625), (1400, 154030), (1460, 147700), (1477, 146000), (1688, 127750), (1750, 123224), (1825, 118160), (2000, 107821), (2044, 105500), (2110, 102200), (2555, 84400), (2800, 77015), (2920, 73850), (2954, 73000), (3376, 63875), (3500, 61612), (3650, 59080), (4088, 52750), (4220, 51100), (5110, 42200), (5275, 40880), (5840, 36925), (5908, 36500), (7000, 30806), (7300, 29540), (7385, 29200), (8176, 26375), (8440, 25550), (9125, 23632), (10220, 21100), (10550, 20440), (11816, 18250), (12775, 16880), (14000, 15403), (14600, 14770)]