87909390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{509}}^1$

素因数の和:642

約数の個数: 96

約数和(自身を含む): 243453600

約数和(自身を除く): 155544210

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 101, 114, 171, 190, 202, 285, 303, 342, 505, 509, 570, 606, 855, 909, 1010, 1018, 1515, 1527, 1710, 1818, 1919, 2545, 3030, 3054, 3838, 4545, 4581, 5090, 5757, 7635, 9090, 9162, 9595, 9671, 11514, 15270, 17271, 19190, 19342, 22905, 28785, 29013, 34542, 45810, 48355, 51409, 57570, 58026, 86355, 87039, 96710, 102818, 145065, 154227, 172710, 174078, 257045, 290130, 308454, 435195, 462681, 514090, 771135, 870390, 925362, 976771, 1542270, 1953542, 2313405, 2930313, 4626810, 4883855, 5860626, 8790939, 9767710, 14651565, 17581878, 29303130, 43954695, 87909390]

約数ペア:

[(1, 87909390), (2, 43954695), (3, 29303130), (5, 17581878), (6, 14651565), (9, 9767710), (10, 8790939), (15, 5860626), (18, 4883855), (19, 4626810), (30, 2930313), (38, 2313405), (45, 1953542), (57, 1542270), (90, 976771), (95, 925362), (101, 870390), (114, 771135), (171, 514090), (190, 462681), (202, 435195), (285, 308454), (303, 290130), (342, 257045), (505, 174078), (509, 172710), (570, 154227), (606, 145065), (855, 102818), (909, 96710), (1010, 87039), (1018, 86355), (1515, 58026), (1527, 57570), (1710, 51409), (1818, 48355), (1919, 45810), (2545, 34542), (3030, 29013), (3054, 28785), (3838, 22905), (4545, 19342), (4581, 19190), (5090, 17271), (5757, 15270), (7635, 11514), (9090, 9671), (9162, 9595)]