839640780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{2029}}^1$

素因数の和:2085

約数の個数: 216

約数和(自身を含む): 2948290800

約数和(自身を除く): 2108650020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 30, 33, 36, 38, 44, 45, 55, 57, 60, 66, 76, 90, 95, 99, 110, 114, 121, 132, 165, 171, 180, 190, 198, 209, 220, 228, 242, 285, 330, 342, 363, 380, 396, 418, 484, 495, 570, 605, 627, 660, 684, 726, 836, 855, 990, 1045, 1089, 1140, 1210, 1254, 1452, 1710, 1815, 1881, 1980, 2029, 2090, 2178, 2299, 2420, 2508, 3135, 3420, 3630, 3762, 4058, 4180, 4356, 4598, 5445, 6087, 6270, 6897, 7260, 7524, 8116, 9196, 9405, 10145, 10890, 11495, 12174, 12540, 13794, 18261, 18810, 20290, 20691, 21780, 22319, 22990, 24348, 27588, 30435, 34485, 36522, 37620, 38551, 40580, 41382, 44638, 45980, 60870, 66957, 68970, 73044, 77102, 82764, 89276, 91305, 103455, 111595, 115653, 121740, 133914, 137940, 154204, 182610, 192755, 200871, 206910, 223190, 231306, 245509, 267828, 334785, 346959, 365220, 385510, 401742, 413820, 424061, 446380, 462612, 491018, 578265, 669570, 693918, 736527, 771020, 803484, 848122, 982036, 1004355, 1156530, 1227545, 1272183, 1339140, 1387836, 1473054, 1696244, 1734795, 2008710, 2120305, 2209581, 2313060, 2455090, 2544366, 2946108, 3469590, 3682635, 3816549, 4017420, 4240610, 4419162, 4664671, 4910180, 5088732, 6360915, 6939180, 7365270, 7633098, 8481220, 8838324, 9329342, 11047905, 12721830, 13994013, 14730540, 15266196, 18658684, 19082745, 22095810, 23323355, 25443660, 27988026, 38165490, 41982039, 44191620, 46646710, 55976052, 69970065, 76330980, 83964078, 93293420, 139940130, 167928156, 209910195, 279880260, 419820390, 839640780]

約数ペア:

[(1, 839640780), (2, 419820390), (3, 279880260), (4, 209910195), (5, 167928156), (6, 139940130), (9, 93293420), (10, 83964078), (11, 76330980), (12, 69970065), (15, 55976052), (18, 46646710), (19, 44191620), (20, 41982039), (22, 38165490), (30, 27988026), (33, 25443660), (36, 23323355), (38, 22095810), (44, 19082745), (45, 18658684), (55, 15266196), (57, 14730540), (60, 13994013), (66, 12721830), (76, 11047905), (90, 9329342), (95, 8838324), (99, 8481220), (110, 7633098), (114, 7365270), (121, 6939180), (132, 6360915), (165, 5088732), (171, 4910180), (180, 4664671), (190, 4419162), (198, 4240610), (209, 4017420), (220, 3816549), (228, 3682635), (242, 3469590), (285, 2946108), (330, 2544366), (342, 2455090), (363, 2313060), (380, 2209581), (396, 2120305), (418, 2008710), (484, 1734795), (495, 1696244), (570, 1473054), (605, 1387836), (627, 1339140), (660, 1272183), (684, 1227545), (726, 1156530), (836, 1004355), (855, 982036), (990, 848122), (1045, 803484), (1089, 771020), (1140, 736527), (1210, 693918), (1254, 669570), (1452, 578265), (1710, 491018), (1815, 462612), (1881, 446380), (1980, 424061), (2029, 413820), (2090, 401742), (2178, 385510), (2299, 365220), (2420, 346959), (2508, 334785), (3135, 267828), (3420, 245509), (3630, 231306), (3762, 223190), (4058, 206910), (4180, 200871), (4356, 192755), (4598, 182610), (5445, 154204), (6087, 137940), (6270, 133914), (6897, 121740), (7260, 115653), (7524, 111595), (8116, 103455), (9196, 91305), (9405, 89276), (10145, 82764), (10890, 77102), (11495, 73044), (12174, 68970), (12540, 66957), (13794, 60870), (18261, 45980), (18810, 44638), (20290, 41382), (20691, 40580), (21780, 38551), (22319, 37620), (22990, 36522), (24348, 34485), (27588, 30435)]