197074620

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{239}}^1\times {\mathrm{509}}^1$

素因数の和:769

約数の個数: 120

約数和(自身を含む): 622036800

約数和(自身を除く): 424962180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 239, 270, 324, 405, 478, 509, 540, 717, 810, 956, 1018, 1195, 1434, 1527, 1620, 2036, 2151, 2390, 2545, 2868, 3054, 3585, 4302, 4581, 4780, 5090, 6108, 6453, 7170, 7635, 8604, 9162, 10180, 10755, 12906, 13743, 14340, 15270, 18324, 19359, 21510, 22905, 25812, 27486, 30540, 32265, 38718, 41229, 43020, 45810, 54972, 64530, 68715, 77436, 82458, 91620, 96795, 121651, 129060, 137430, 164916, 193590, 206145, 243302, 274860, 364953, 387180, 412290, 486604, 608255, 729906, 824580, 1094859, 1216510, 1459812, 1824765, 2189718, 2433020, 3284577, 3649530, 4379436, 5474295, 6569154, 7299060, 9853731, 10948590, 13138308, 16422885, 19707462, 21897180, 32845770, 39414924, 49268655, 65691540, 98537310, 197074620]

約数ペア:

[(1, 197074620), (2, 98537310), (3, 65691540), (4, 49268655), (5, 39414924), (6, 32845770), (9, 21897180), (10, 19707462), (12, 16422885), (15, 13138308), (18, 10948590), (20, 9853731), (27, 7299060), (30, 6569154), (36, 5474295), (45, 4379436), (54, 3649530), (60, 3284577), (81, 2433020), (90, 2189718), (108, 1824765), (135, 1459812), (162, 1216510), (180, 1094859), (239, 824580), (270, 729906), (324, 608255), (405, 486604), (478, 412290), (509, 387180), (540, 364953), (717, 274860), (810, 243302), (956, 206145), (1018, 193590), (1195, 164916), (1434, 137430), (1527, 129060), (1620, 121651), (2036, 96795), (2151, 91620), (2390, 82458), (2545, 77436), (2868, 68715), (3054, 64530), (3585, 54972), (4302, 45810), (4581, 43020), (4780, 41229), (5090, 38718), (6108, 32265), (6453, 30540), (7170, 27486), (7635, 25812), (8604, 22905), (9162, 21510), (10180, 19359), (10755, 18324), (12906, 15270), (13743, 14340)]