171315180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{887}}^1$

素因数の和:968

約数の個数: 144

約数和(自身を含む): 552726720

約数和(自身を除く): 381411540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 37, 45, 58, 60, 74, 87, 90, 111, 116, 145, 148, 174, 180, 185, 222, 261, 290, 333, 348, 370, 435, 444, 522, 555, 580, 666, 740, 870, 887, 1044, 1073, 1110, 1305, 1332, 1665, 1740, 1774, 2146, 2220, 2610, 2661, 3219, 3330, 3548, 4292, 4435, 5220, 5322, 5365, 6438, 6660, 7983, 8870, 9657, 10644, 10730, 12876, 13305, 15966, 16095, 17740, 19314, 21460, 25723, 26610, 31932, 32190, 32819, 38628, 39915, 48285, 51446, 53220, 64380, 65638, 77169, 79830, 96570, 98457, 102892, 128615, 131276, 154338, 159660, 164095, 193140, 196914, 231507, 257230, 295371, 308676, 328190, 385845, 393828, 463014, 492285, 514460, 590742, 656380, 771690, 926028, 951751, 984570, 1157535, 1181484, 1476855, 1543380, 1903502, 1969140, 2315070, 2855253, 2953710, 3807004, 4630140, 4758755, 5710506, 5907420, 8565759, 9517510, 11421012, 14276265, 17131518, 19035020, 28552530, 34263036, 42828795, 57105060, 85657590, 171315180]

約数ペア:

[(1, 171315180), (2, 85657590), (3, 57105060), (4, 42828795), (5, 34263036), (6, 28552530), (9, 19035020), (10, 17131518), (12, 14276265), (15, 11421012), (18, 9517510), (20, 8565759), (29, 5907420), (30, 5710506), (36, 4758755), (37, 4630140), (45, 3807004), (58, 2953710), (60, 2855253), (74, 2315070), (87, 1969140), (90, 1903502), (111, 1543380), (116, 1476855), (145, 1181484), (148, 1157535), (174, 984570), (180, 951751), (185, 926028), (222, 771690), (261, 656380), (290, 590742), (333, 514460), (348, 492285), (370, 463014), (435, 393828), (444, 385845), (522, 328190), (555, 308676), (580, 295371), (666, 257230), (740, 231507), (870, 196914), (887, 193140), (1044, 164095), (1073, 159660), (1110, 154338), (1305, 131276), (1332, 128615), (1665, 102892), (1740, 98457), (1774, 96570), (2146, 79830), (2220, 77169), (2610, 65638), (2661, 64380), (3219, 53220), (3330, 51446), (3548, 48285), (4292, 39915), (4435, 38628), (5220, 32819), (5322, 32190), (5365, 31932), (6438, 26610), (6660, 25723), (7983, 21460), (8870, 19314), (9657, 17740), (10644, 16095), (10730, 15966), (12876, 13305)]