258768720

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{51343}}^1$

素因数の和:51369

約数の個数: 120

約数和(自身を含む): 993198336

約数和(自身を除く): 734429616

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 51343, 102686, 154029, 205372, 256715, 308058, 359401, 410744, 462087, 513430, 616116, 718802, 770145, 821488, 924174, 1026860, 1078203, 1232232, 1437604, 1540290, 1797005, 1848348, 2053720, 2156406, 2310435, 2464464, 2875208, 3080580, 3234609, 3594010, 3696696, 4107440, 4312812, 4620870, 5391015, 5750416, 6161160, 6469218, 7188020, 7393392, 8625624, 9241740, 10782030, 12322320, 12938436, 14376040, 16173045, 17251248, 18483480, 21564060, 25876872, 28752080, 32346090, 36966960, 43128120, 51753744, 64692180, 86256240, 129384360, 258768720]

約数ペア:

[(1, 258768720), (2, 129384360), (3, 86256240), (4, 64692180), (5, 51753744), (6, 43128120), (7, 36966960), (8, 32346090), (9, 28752080), (10, 25876872), (12, 21564060), (14, 18483480), (15, 17251248), (16, 16173045), (18, 14376040), (20, 12938436), (21, 12322320), (24, 10782030), (28, 9241740), (30, 8625624), (35, 7393392), (36, 7188020), (40, 6469218), (42, 6161160), (45, 5750416), (48, 5391015), (56, 4620870), (60, 4312812), (63, 4107440), (70, 3696696), (72, 3594010), (80, 3234609), (84, 3080580), (90, 2875208), (105, 2464464), (112, 2310435), (120, 2156406), (126, 2053720), (140, 1848348), (144, 1797005), (168, 1540290), (180, 1437604), (210, 1232232), (240, 1078203), (252, 1026860), (280, 924174), (315, 821488), (336, 770145), (360, 718802), (420, 616116), (504, 513430), (560, 462087), (630, 410744), (720, 359401), (840, 308058), (1008, 256715), (1260, 205372), (1680, 154029), (2520, 102686), (5040, 51343)]