180504940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1$

素因数の和:276

約数の個数: 192

約数和(自身を含む): 516096000

約数和(自身を除く): 335591060

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 19, 20, 22, 28, 31, 35, 38, 44, 55, 62, 70, 76, 77, 95, 110, 124, 133, 140, 154, 155, 190, 199, 209, 217, 220, 266, 308, 310, 341, 380, 385, 398, 418, 434, 532, 589, 620, 665, 682, 770, 796, 836, 868, 995, 1045, 1085, 1178, 1330, 1364, 1393, 1463, 1540, 1705, 1990, 2090, 2170, 2189, 2356, 2387, 2660, 2786, 2926, 2945, 3410, 3781, 3980, 4123, 4180, 4340, 4378, 4774, 5572, 5852, 5890, 6169, 6479, 6820, 6965, 7315, 7562, 8246, 8756, 9548, 10945, 11780, 11935, 12338, 12958, 13930, 14630, 15124, 15323, 16492, 18905, 20615, 21890, 23870, 24676, 25916, 26467, 27860, 29260, 30646, 30845, 32395, 37810, 41230, 41591, 43183, 43780, 45353, 47740, 52934, 61292, 61690, 64790, 67859, 75620, 76615, 82460, 83182, 86366, 90706, 105868, 117211, 123380, 129580, 132335, 135718, 153230, 166364, 172732, 181412, 207955, 215915, 226765, 234422, 264670, 271436, 291137, 306460, 339295, 415910, 431830, 453530, 468844, 475013, 529340, 582274, 586055, 678590, 820477, 831820, 863660, 907060, 950026, 1164548, 1172110, 1289321, 1357180, 1455685, 1640954, 1900052, 2344220, 2375065, 2578642, 2911370, 3281908, 4102385, 4750130, 5157284, 5822740, 6446605, 8204770, 9025247, 9500260, 12893210, 16409540, 18050494, 25786420, 36100988, 45126235, 90252470, 180504940]

約数ペア:

[(1, 180504940), (2, 90252470), (4, 45126235), (5, 36100988), (7, 25786420), (10, 18050494), (11, 16409540), (14, 12893210), (19, 9500260), (20, 9025247), (22, 8204770), (28, 6446605), (31, 5822740), (35, 5157284), (38, 4750130), (44, 4102385), (55, 3281908), (62, 2911370), (70, 2578642), (76, 2375065), (77, 2344220), (95, 1900052), (110, 1640954), (124, 1455685), (133, 1357180), (140, 1289321), (154, 1172110), (155, 1164548), (190, 950026), (199, 907060), (209, 863660), (217, 831820), (220, 820477), (266, 678590), (308, 586055), (310, 582274), (341, 529340), (380, 475013), (385, 468844), (398, 453530), (418, 431830), (434, 415910), (532, 339295), (589, 306460), (620, 291137), (665, 271436), (682, 264670), (770, 234422), (796, 226765), (836, 215915), (868, 207955), (995, 181412), (1045, 172732), (1085, 166364), (1178, 153230), (1330, 135718), (1364, 132335), (1393, 129580), (1463, 123380), (1540, 117211), (1705, 105868), (1990, 90706), (2090, 86366), (2170, 83182), (2189, 82460), (2356, 76615), (2387, 75620), (2660, 67859), (2786, 64790), (2926, 61690), (2945, 61292), (3410, 52934), (3781, 47740), (3980, 45353), (4123, 43780), (4180, 43183), (4340, 41591), (4378, 41230), (4774, 37810), (5572, 32395), (5852, 30845), (5890, 30646), (6169, 29260), (6479, 27860), (6820, 26467), (6965, 25916), (7315, 24676), (7562, 23870), (8246, 21890), (8756, 20615), (9548, 18905), (10945, 16492), (11780, 15323), (11935, 15124), (12338, 14630), (12958, 13930)]