628955280

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{31}}^2\times {\mathrm{101}}^1$

素因数の和:188

約数の個数: 300

約数和(自身を含む): 2279542716

約数和(自身を除く): 1650587436

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 36, 40, 45, 48, 54, 60, 62, 72, 80, 81, 90, 93, 101, 108, 120, 124, 135, 144, 155, 162, 180, 186, 202, 216, 240, 248, 270, 279, 303, 310, 324, 360, 372, 404, 405, 432, 465, 496, 505, 540, 558, 606, 620, 648, 720, 744, 808, 810, 837, 909, 930, 961, 1010, 1080, 1116, 1212, 1240, 1296, 1395, 1488, 1515, 1616, 1620, 1674, 1818, 1860, 1922, 2020, 2160, 2232, 2424, 2480, 2511, 2727, 2790, 2883, 3030, 3131, 3240, 3348, 3636, 3720, 3844, 4040, 4185, 4464, 4545, 4805, 4848, 5022, 5454, 5580, 5766, 6060, 6262, 6480, 6696, 7272, 7440, 7688, 8080, 8181, 8370, 8649, 9090, 9393, 9610, 10044, 10908, 11160, 11532, 12120, 12524, 12555, 13392, 13635, 14415, 14544, 15376, 15655, 16362, 16740, 17298, 18180, 18786, 19220, 20088, 21816, 22320, 23064, 24240, 25048, 25110, 25947, 27270, 28179, 28830, 31310, 32724, 33480, 34596, 36360, 37572, 38440, 40176, 40905, 43245, 43632, 46128, 46965, 50096, 50220, 51894, 54540, 56358, 57660, 62620, 65448, 66960, 69192, 72720, 75144, 76880, 77841, 81810, 84537, 86490, 93930, 97061, 100440, 103788, 109080, 112716, 115320, 125240, 129735, 130896, 138384, 140895, 150288, 155682, 163620, 169074, 172980, 187860, 194122, 200880, 207576, 218160, 225432, 230640, 250480, 253611, 259470, 281790, 291183, 311364, 327240, 338148, 345960, 375720, 388244, 389205, 415152, 422685, 450864, 485305, 507222, 518940, 563580, 582366, 622728, 654480, 676296, 691920, 751440, 776488, 778410, 845370, 873549, 970610, 1014444, 1037880, 1127160, 1164732, 1245456, 1268055, 1352592, 1455915, 1552976, 1556820, 1690740, 1747098, 1941220, 2028888, 2075760, 2254320, 2329464, 2536110, 2620647, 2911830, 3113640, 3381480, 3494196, 3882440, 4057776, 4367745, 4658928, 5072220, 5241294, 5823660, 6227280, 6762960, 6988392, 7764880, 7861941, 8735490, 10144440, 10482588, 11647320, 13103235, 13976784, 15723882, 17470980, 20288880, 20965176, 23294640, 26206470, 31447764, 34941960, 39309705, 41930352, 52412940, 62895528, 69883920, 78619410, 104825880, 125791056, 157238820, 209651760, 314477640, 628955280]

約数ペア:

[(1, 628955280), (2, 314477640), (3, 209651760), (4, 157238820), (5, 125791056), (6, 104825880), (8, 78619410), (9, 69883920), (10, 62895528), (12, 52412940), (15, 41930352), (16, 39309705), (18, 34941960), (20, 31447764), (24, 26206470), (27, 23294640), (30, 20965176), (31, 20288880), (36, 17470980), (40, 15723882), (45, 13976784), (48, 13103235), (54, 11647320), (60, 10482588), (62, 10144440), (72, 8735490), (80, 7861941), (81, 7764880), (90, 6988392), (93, 6762960), (101, 6227280), (108, 5823660), (120, 5241294), (124, 5072220), (135, 4658928), (144, 4367745), (155, 4057776), (162, 3882440), (180, 3494196), (186, 3381480), (202, 3113640), (216, 2911830), (240, 2620647), (248, 2536110), (270, 2329464), (279, 2254320), (303, 2075760), (310, 2028888), (324, 1941220), (360, 1747098), (372, 1690740), (404, 1556820), (405, 1552976), (432, 1455915), (465, 1352592), (496, 1268055), (505, 1245456), (540, 1164732), (558, 1127160), (606, 1037880), (620, 1014444), (648, 970610), (720, 873549), (744, 845370), (808, 778410), (810, 776488), (837, 751440), (909, 691920), (930, 676296), (961, 654480), (1010, 622728), (1080, 582366), (1116, 563580), (1212, 518940), (1240, 507222), (1296, 485305), (1395, 450864), (1488, 422685), (1515, 415152), (1616, 389205), (1620, 388244), (1674, 375720), (1818, 345960), (1860, 338148), (1922, 327240), (2020, 311364), (2160, 291183), (2232, 281790), (2424, 259470), (2480, 253611), (2511, 250480), (2727, 230640), (2790, 225432), (2883, 218160), (3030, 207576), (3131, 200880), (3240, 194122), (3348, 187860), (3636, 172980), (3720, 169074), (3844, 163620), (4040, 155682), (4185, 150288), (4464, 140895), (4545, 138384), (4805, 130896), (4848, 129735), (5022, 125240), (5454, 115320), (5580, 112716), (5766, 109080), (6060, 103788), (6262, 100440), (6480, 97061), (6696, 93930), (7272, 86490), (7440, 84537), (7688, 81810), (8080, 77841), (8181, 76880), (8370, 75144), (8649, 72720), (9090, 69192), (9393, 66960), (9610, 65448), (10044, 62620), (10908, 57660), (11160, 56358), (11532, 54540), (12120, 51894), (12524, 50220), (12555, 50096), (13392, 46965), (13635, 46128), (14415, 43632), (14544, 43245), (15376, 40905), (15655, 40176), (16362, 38440), (16740, 37572), (17298, 36360), (18180, 34596), (18786, 33480), (19220, 32724), (20088, 31310), (21816, 28830), (22320, 28179), (23064, 27270), (24240, 25947), (25048, 25110)]