189933590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{109}}^1$

素因数の和:238

約数の個数: 128

約数和(自身を含む): 450109440

約数和(自身を除く): 260175850

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 31, 35, 55, 62, 70, 73, 77, 109, 110, 146, 154, 155, 217, 218, 310, 341, 365, 385, 434, 511, 545, 682, 730, 763, 770, 803, 1022, 1085, 1090, 1199, 1526, 1606, 1705, 2170, 2263, 2387, 2398, 2555, 3379, 3410, 3815, 4015, 4526, 4774, 5110, 5621, 5995, 6758, 7630, 7957, 8030, 8393, 11242, 11315, 11935, 11990, 15841, 15914, 16786, 16895, 22630, 23653, 23870, 24893, 28105, 31682, 33790, 37169, 39785, 41965, 47306, 49786, 55699, 56210, 74338, 79205, 79570, 83930, 87527, 111398, 118265, 124465, 158410, 174251, 175054, 185845, 236530, 246667, 248930, 260183, 278495, 348502, 371690, 437635, 493334, 520366, 556990, 612689, 871255, 875270, 1225378, 1233335, 1300915, 1726669, 1742510, 2466670, 2601830, 2713337, 3063445, 3453338, 5426674, 6126890, 8633345, 13566685, 17266690, 18993359, 27133370, 37986718, 94966795, 189933590]

約数ペア:

[(1, 189933590), (2, 94966795), (5, 37986718), (7, 27133370), (10, 18993359), (11, 17266690), (14, 13566685), (22, 8633345), (31, 6126890), (35, 5426674), (55, 3453338), (62, 3063445), (70, 2713337), (73, 2601830), (77, 2466670), (109, 1742510), (110, 1726669), (146, 1300915), (154, 1233335), (155, 1225378), (217, 875270), (218, 871255), (310, 612689), (341, 556990), (365, 520366), (385, 493334), (434, 437635), (511, 371690), (545, 348502), (682, 278495), (730, 260183), (763, 248930), (770, 246667), (803, 236530), (1022, 185845), (1085, 175054), (1090, 174251), (1199, 158410), (1526, 124465), (1606, 118265), (1705, 111398), (2170, 87527), (2263, 83930), (2387, 79570), (2398, 79205), (2555, 74338), (3379, 56210), (3410, 55699), (3815, 49786), (4015, 47306), (4526, 41965), (4774, 39785), (5110, 37169), (5621, 33790), (5995, 31682), (6758, 28105), (7630, 24893), (7957, 23870), (8030, 23653), (8393, 22630), (11242, 16895), (11315, 16786), (11935, 15914), (11990, 15841)]