28022760

素因数分解:

$2^3\times 3^6\times 5^1\times {\mathrm{31}}^2$

素因数の和:91

約数の個数: 168

約数和(自身を含む): 97681410

約数和(自身を除く): 69658650

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, 243, 248, 270, 279, 310, 324, 360, 372, 405, 465, 486, 540, 558, 620, 648, 729, 744, 810, 837, 930, 961, 972, 1080, 1116, 1215, 1240, 1395, 1458, 1620, 1674, 1860, 1922, 1944, 2232, 2430, 2511, 2790, 2883, 2916, 3240, 3348, 3645, 3720, 3844, 4185, 4805, 4860, 5022, 5580, 5766, 5832, 6696, 7290, 7533, 7688, 8370, 8649, 9610, 9720, 10044, 11160, 11532, 12555, 14415, 14580, 15066, 16740, 17298, 19220, 20088, 22599, 23064, 25110, 25947, 28830, 29160, 30132, 33480, 34596, 37665, 38440, 43245, 45198, 50220, 51894, 57660, 60264, 69192, 75330, 77841, 86490, 90396, 100440, 103788, 112995, 115320, 129735, 150660, 155682, 172980, 180792, 207576, 225990, 233523, 259470, 301320, 311364, 345960, 389205, 451980, 467046, 518940, 622728, 700569, 778410, 903960, 934092, 1037880, 1167615, 1401138, 1556820, 1868184, 2335230, 2802276, 3113640, 3502845, 4670460, 5604552, 7005690, 9340920, 14011380, 28022760]

約数ペア:

[(1, 28022760), (2, 14011380), (3, 9340920), (4, 7005690), (5, 5604552), (6, 4670460), (8, 3502845), (9, 3113640), (10, 2802276), (12, 2335230), (15, 1868184), (18, 1556820), (20, 1401138), (24, 1167615), (27, 1037880), (30, 934092), (31, 903960), (36, 778410), (40, 700569), (45, 622728), (54, 518940), (60, 467046), (62, 451980), (72, 389205), (81, 345960), (90, 311364), (93, 301320), (108, 259470), (120, 233523), (124, 225990), (135, 207576), (155, 180792), (162, 172980), (180, 155682), (186, 150660), (216, 129735), (243, 115320), (248, 112995), (270, 103788), (279, 100440), (310, 90396), (324, 86490), (360, 77841), (372, 75330), (405, 69192), (465, 60264), (486, 57660), (540, 51894), (558, 50220), (620, 45198), (648, 43245), (729, 38440), (744, 37665), (810, 34596), (837, 33480), (930, 30132), (961, 29160), (972, 28830), (1080, 25947), (1116, 25110), (1215, 23064), (1240, 22599), (1395, 20088), (1458, 19220), (1620, 17298), (1674, 16740), (1860, 15066), (1922, 14580), (1944, 14415), (2232, 12555), (2430, 11532), (2511, 11160), (2790, 10044), (2883, 9720), (2916, 9610), (3240, 8649), (3348, 8370), (3645, 7688), (3720, 7533), (3844, 7290), (4185, 6696), (4805, 5832), (4860, 5766), (5022, 5580)]