171993420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{56207}}^1$

素因数の和:56239

約数の個数: 72

約数和(自身を含む): 552412224

約数和(自身を除く): 380418804

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 56207, 112414, 168621, 224828, 281035, 337242, 505863, 562070, 674484, 843105, 955519, 1011726, 1124140, 1686210, 1911038, 2023452, 2529315, 2866557, 3372420, 3822076, 4777595, 5058630, 5733114, 8599671, 9555190, 10117260, 11466228, 14332785, 17199342, 19110380, 28665570, 34398684, 42998355, 57331140, 85996710, 171993420]

約数ペア:

[(1, 171993420), (2, 85996710), (3, 57331140), (4, 42998355), (5, 34398684), (6, 28665570), (9, 19110380), (10, 17199342), (12, 14332785), (15, 11466228), (17, 10117260), (18, 9555190), (20, 8599671), (30, 5733114), (34, 5058630), (36, 4777595), (45, 3822076), (51, 3372420), (60, 2866557), (68, 2529315), (85, 2023452), (90, 1911038), (102, 1686210), (153, 1124140), (170, 1011726), (180, 955519), (204, 843105), (255, 674484), (306, 562070), (340, 505863), (510, 337242), (612, 281035), (765, 224828), (1020, 168621), (1530, 112414), (3060, 56207)]