408841020

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1163}}^1$

素因数の和:1222

約数の個数: 240

約数和(自身を含む): 1514354688

約数和(自身を除く): 1105513668

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 31, 35, 36, 42, 45, 54, 60, 62, 63, 70, 81, 84, 90, 93, 105, 108, 124, 126, 135, 140, 155, 162, 180, 186, 189, 210, 217, 252, 270, 279, 310, 315, 324, 372, 378, 405, 420, 434, 465, 540, 558, 567, 620, 630, 651, 756, 810, 837, 868, 930, 945, 1085, 1116, 1134, 1163, 1260, 1302, 1395, 1620, 1674, 1860, 1890, 1953, 2170, 2268, 2326, 2511, 2604, 2790, 2835, 3255, 3348, 3489, 3780, 3906, 4185, 4340, 4652, 5022, 5580, 5670, 5815, 5859, 6510, 6978, 7812, 8141, 8370, 9765, 10044, 10467, 11340, 11630, 11718, 12555, 13020, 13956, 16282, 16740, 17445, 17577, 19530, 20934, 23260, 23436, 24423, 25110, 29295, 31401, 32564, 34890, 35154, 36053, 39060, 40705, 41868, 48846, 50220, 52335, 58590, 62802, 69780, 70308, 72106, 73269, 81410, 87885, 94203, 97692, 104670, 108159, 117180, 122115, 125604, 144212, 146538, 157005, 162820, 175770, 180265, 188406, 209340, 216318, 219807, 244230, 252371, 293076, 314010, 324477, 351540, 360530, 366345, 376812, 432636, 439614, 471015, 488460, 504742, 540795, 628020, 648954, 659421, 721060, 732690, 757113, 879228, 942030, 973431, 1009484, 1081590, 1099035, 1261855, 1297908, 1318842, 1465380, 1514226, 1622385, 1884060, 1946862, 2163180, 2198070, 2271339, 2523710, 2637684, 2920293, 3028452, 3244770, 3297105, 3785565, 3893724, 4396140, 4542678, 4867155, 5047420, 5840586, 6489540, 6594210, 6814017, 7571130, 9085356, 9734310, 11356695, 11681172, 13188420, 13628034, 14601465, 15142260, 19468620, 20442051, 22713390, 27256068, 29202930, 34070085, 40884102, 45426780, 58405860, 68140170, 81768204, 102210255, 136280340, 204420510, 408841020]

約数ペア:

[(1, 408841020), (2, 204420510), (3, 136280340), (4, 102210255), (5, 81768204), (6, 68140170), (7, 58405860), (9, 45426780), (10, 40884102), (12, 34070085), (14, 29202930), (15, 27256068), (18, 22713390), (20, 20442051), (21, 19468620), (27, 15142260), (28, 14601465), (30, 13628034), (31, 13188420), (35, 11681172), (36, 11356695), (42, 9734310), (45, 9085356), (54, 7571130), (60, 6814017), (62, 6594210), (63, 6489540), (70, 5840586), (81, 5047420), (84, 4867155), (90, 4542678), (93, 4396140), (105, 3893724), (108, 3785565), (124, 3297105), (126, 3244770), (135, 3028452), (140, 2920293), (155, 2637684), (162, 2523710), (180, 2271339), (186, 2198070), (189, 2163180), (210, 1946862), (217, 1884060), (252, 1622385), (270, 1514226), (279, 1465380), (310, 1318842), (315, 1297908), (324, 1261855), (372, 1099035), (378, 1081590), (405, 1009484), (420, 973431), (434, 942030), (465, 879228), (540, 757113), (558, 732690), (567, 721060), (620, 659421), (630, 648954), (651, 628020), (756, 540795), (810, 504742), (837, 488460), (868, 471015), (930, 439614), (945, 432636), (1085, 376812), (1116, 366345), (1134, 360530), (1163, 351540), (1260, 324477), (1302, 314010), (1395, 293076), (1620, 252371), (1674, 244230), (1860, 219807), (1890, 216318), (1953, 209340), (2170, 188406), (2268, 180265), (2326, 175770), (2511, 162820), (2604, 157005), (2790, 146538), (2835, 144212), (3255, 125604), (3348, 122115), (3489, 117180), (3780, 108159), (3906, 104670), (4185, 97692), (4340, 94203), (4652, 87885), (5022, 81410), (5580, 73269), (5670, 72106), (5815, 70308), (5859, 69780), (6510, 62802), (6978, 58590), (7812, 52335), (8141, 50220), (8370, 48846), (9765, 41868), (10044, 40705), (10467, 39060), (11340, 36053), (11630, 35154), (11718, 34890), (12555, 32564), (13020, 31401), (13956, 29295), (16282, 25110), (16740, 24423), (17445, 23436), (17577, 23260), (19530, 20934)]