19874531520

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{74203}}^1$

素因数の和:74260

約数の個数: 224

約数和(自身を含む): 72375613440

約数和(自身を除く): 52501081920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 31, 32, 36, 40, 45, 48, 54, 60, 62, 64, 72, 80, 90, 93, 96, 108, 120, 124, 135, 144, 155, 160, 180, 186, 192, 216, 240, 248, 270, 279, 288, 310, 320, 360, 372, 432, 465, 480, 496, 540, 558, 576, 620, 720, 744, 837, 864, 930, 960, 992, 1080, 1116, 1240, 1395, 1440, 1488, 1674, 1728, 1860, 1984, 2160, 2232, 2480, 2790, 2880, 2976, 3348, 3720, 4185, 4320, 4464, 4960, 5580, 5952, 6696, 7440, 8370, 8640, 8928, 9920, 11160, 13392, 14880, 16740, 17856, 22320, 26784, 29760, 33480, 44640, 53568, 66960, 74203, 89280, 133920, 148406, 222609, 267840, 296812, 371015, 445218, 593624, 667827, 742030, 890436, 1113045, 1187248, 1335654, 1484060, 1780872, 2003481, 2226090, 2300293, 2374496, 2671308, 2968120, 3339135, 3561744, 4006962, 4452180, 4600586, 4748992, 5342616, 5936240, 6678270, 6900879, 7123488, 8013924, 8904360, 9201172, 10017405, 10685232, 11501465, 11872480, 13356540, 13801758, 14246976, 16027848, 17808720, 18402344, 20034810, 20702637, 21370464, 23002930, 23744960, 26713080, 27603516, 32055696, 34504395, 35617440, 36804688, 40069620, 41405274, 42740928, 46005860, 53426160, 55207032, 62107911, 64111392, 69008790, 71234880, 73609376, 80139240, 82810548, 92011720, 103513185, 106852320, 110414064, 124215822, 128222784, 138017580, 147218752, 160278480, 165621096, 184023440, 207026370, 213704640, 220828128, 248431644, 276035160, 310539555, 320556960, 331242192, 368046880, 414052740, 441656256, 496863288, 552070320, 621079110, 641113920, 662484384, 736093760, 828105480, 993726576, 1104140640, 1242158220, 1324968768, 1656210960, 1987453152, 2208281280, 2484316440, 3312421920, 3974906304, 4968632880, 6624843840, 9937265760, 19874531520]

約数ペア:

[(1, 19874531520), (2, 9937265760), (3, 6624843840), (4, 4968632880), (5, 3974906304), (6, 3312421920), (8, 2484316440), (9, 2208281280), (10, 1987453152), (12, 1656210960), (15, 1324968768), (16, 1242158220), (18, 1104140640), (20, 993726576), (24, 828105480), (27, 736093760), (30, 662484384), (31, 641113920), (32, 621079110), (36, 552070320), (40, 496863288), (45, 441656256), (48, 414052740), (54, 368046880), (60, 331242192), (62, 320556960), (64, 310539555), (72, 276035160), (80, 248431644), (90, 220828128), (93, 213704640), (96, 207026370), (108, 184023440), (120, 165621096), (124, 160278480), (135, 147218752), (144, 138017580), (155, 128222784), (160, 124215822), (180, 110414064), (186, 106852320), (192, 103513185), (216, 92011720), (240, 82810548), (248, 80139240), (270, 73609376), (279, 71234880), (288, 69008790), (310, 64111392), (320, 62107911), (360, 55207032), (372, 53426160), (432, 46005860), (465, 42740928), (480, 41405274), (496, 40069620), (540, 36804688), (558, 35617440), (576, 34504395), (620, 32055696), (720, 27603516), (744, 26713080), (837, 23744960), (864, 23002930), (930, 21370464), (960, 20702637), (992, 20034810), (1080, 18402344), (1116, 17808720), (1240, 16027848), (1395, 14246976), (1440, 13801758), (1488, 13356540), (1674, 11872480), (1728, 11501465), (1860, 10685232), (1984, 10017405), (2160, 9201172), (2232, 8904360), (2480, 8013924), (2790, 7123488), (2880, 6900879), (2976, 6678270), (3348, 5936240), (3720, 5342616), (4185, 4748992), (4320, 4600586), (4464, 4452180), (4960, 4006962), (5580, 3561744), (5952, 3339135), (6696, 2968120), (7440, 2671308), (8370, 2374496), (8640, 2300293), (8928, 2226090), (9920, 2003481), (11160, 1780872), (13392, 1484060), (14880, 1335654), (16740, 1187248), (17856, 1113045), (22320, 890436), (26784, 742030), (29760, 667827), (33480, 593624), (44640, 445218), (53568, 371015), (66960, 296812), (74203, 267840), (89280, 222609), (133920, 148406)]