171945540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{373}}^1$

素因数の和:598

約数の個数: 144

約数和(自身を含む): 566053488

約数和(自身を除く): 394107948

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 197, 234, 260, 373, 390, 394, 468, 585, 591, 746, 780, 788, 985, 1119, 1170, 1182, 1492, 1773, 1865, 1970, 2238, 2340, 2364, 2561, 2955, 3357, 3546, 3730, 3940, 4476, 4849, 5122, 5595, 5910, 6714, 7092, 7460, 7683, 8865, 9698, 10244, 11190, 11820, 12805, 13428, 14547, 15366, 16785, 17730, 19396, 22380, 23049, 24245, 25610, 29094, 30732, 33570, 35460, 38415, 43641, 46098, 48490, 51220, 58188, 67140, 72735, 73481, 76830, 87282, 92196, 96980, 115245, 145470, 146962, 153660, 174564, 218205, 220443, 230490, 290940, 293924, 367405, 436410, 440886, 460980, 661329, 734810, 872820, 881772, 955253, 1102215, 1322658, 1469620, 1910506, 2204430, 2645316, 2865759, 3306645, 3821012, 4408860, 4776265, 5731518, 6613290, 8597277, 9552530, 11463036, 13226580, 14328795, 17194554, 19105060, 28657590, 34389108, 42986385, 57315180, 85972770, 171945540]

約数ペア:

[(1, 171945540), (2, 85972770), (3, 57315180), (4, 42986385), (5, 34389108), (6, 28657590), (9, 19105060), (10, 17194554), (12, 14328795), (13, 13226580), (15, 11463036), (18, 9552530), (20, 8597277), (26, 6613290), (30, 5731518), (36, 4776265), (39, 4408860), (45, 3821012), (52, 3306645), (60, 2865759), (65, 2645316), (78, 2204430), (90, 1910506), (117, 1469620), (130, 1322658), (156, 1102215), (180, 955253), (195, 881772), (197, 872820), (234, 734810), (260, 661329), (373, 460980), (390, 440886), (394, 436410), (468, 367405), (585, 293924), (591, 290940), (746, 230490), (780, 220443), (788, 218205), (985, 174564), (1119, 153660), (1170, 146962), (1182, 145470), (1492, 115245), (1773, 96980), (1865, 92196), (1970, 87282), (2238, 76830), (2340, 73481), (2364, 72735), (2561, 67140), (2955, 58188), (3357, 51220), (3546, 48490), (3730, 46098), (3940, 43641), (4476, 38415), (4849, 35460), (5122, 33570), (5595, 30732), (5910, 29094), (6714, 25610), (7092, 24245), (7460, 23049), (7683, 22380), (8865, 19396), (9698, 17730), (10244, 16785), (11190, 15366), (11820, 14547), (12805, 13428)]