254213640

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2531}}^1$

素因数の和:2585

約数の個数: 160

約数和(自身を含む): 882351360

約数和(自身を除く): 628137720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 31, 36, 40, 45, 54, 60, 62, 72, 81, 90, 93, 108, 120, 124, 135, 155, 162, 180, 186, 216, 248, 270, 279, 310, 324, 360, 372, 405, 465, 540, 558, 620, 648, 744, 810, 837, 930, 1080, 1116, 1240, 1395, 1620, 1674, 1860, 2232, 2511, 2531, 2790, 3240, 3348, 3720, 4185, 5022, 5062, 5580, 6696, 7593, 8370, 10044, 10124, 11160, 12555, 12655, 15186, 16740, 20088, 20248, 22779, 25110, 25310, 30372, 33480, 37965, 45558, 50220, 50620, 60744, 68337, 75930, 78461, 91116, 100440, 101240, 113895, 136674, 151860, 156922, 182232, 205011, 227790, 235383, 273348, 303720, 313844, 341685, 392305, 410022, 455580, 470766, 546696, 627688, 683370, 706149, 784610, 820044, 911160, 941532, 1025055, 1176915, 1366740, 1412298, 1569220, 1640088, 1883064, 2050110, 2118447, 2353830, 2733480, 2824596, 3138440, 3530745, 4100220, 4236894, 4707660, 5649192, 6355341, 7061490, 8200440, 8473788, 9415320, 10592235, 12710682, 14122980, 16947576, 21184470, 25421364, 28245960, 31776705, 42368940, 50842728, 63553410, 84737880, 127106820, 254213640]

約数ペア:

[(1, 254213640), (2, 127106820), (3, 84737880), (4, 63553410), (5, 50842728), (6, 42368940), (8, 31776705), (9, 28245960), (10, 25421364), (12, 21184470), (15, 16947576), (18, 14122980), (20, 12710682), (24, 10592235), (27, 9415320), (30, 8473788), (31, 8200440), (36, 7061490), (40, 6355341), (45, 5649192), (54, 4707660), (60, 4236894), (62, 4100220), (72, 3530745), (81, 3138440), (90, 2824596), (93, 2733480), (108, 2353830), (120, 2118447), (124, 2050110), (135, 1883064), (155, 1640088), (162, 1569220), (180, 1412298), (186, 1366740), (216, 1176915), (248, 1025055), (270, 941532), (279, 911160), (310, 820044), (324, 784610), (360, 706149), (372, 683370), (405, 627688), (465, 546696), (540, 470766), (558, 455580), (620, 410022), (648, 392305), (744, 341685), (810, 313844), (837, 303720), (930, 273348), (1080, 235383), (1116, 227790), (1240, 205011), (1395, 182232), (1620, 156922), (1674, 151860), (1860, 136674), (2232, 113895), (2511, 101240), (2531, 100440), (2790, 91116), (3240, 78461), (3348, 75930), (3720, 68337), (4185, 60744), (5022, 50620), (5062, 50220), (5580, 45558), (6696, 37965), (7593, 33480), (8370, 30372), (10044, 25310), (10124, 25110), (11160, 22779), (12555, 20248), (12655, 20088), (15186, 16740)]