1940902560

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4831}}^1$

素因数の和:4889

約数の個数: 240

約数和(自身を含む): 7072192512

約数和(自身を除く): 5131289952

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, 72, 80, 81, 90, 93, 96, 108, 120, 124, 135, 144, 155, 160, 162, 180, 186, 216, 240, 248, 270, 279, 288, 310, 324, 360, 372, 405, 432, 465, 480, 496, 540, 558, 620, 648, 720, 744, 810, 837, 864, 930, 992, 1080, 1116, 1240, 1296, 1395, 1440, 1488, 1620, 1674, 1860, 2160, 2232, 2480, 2511, 2592, 2790, 2976, 3240, 3348, 3720, 4185, 4320, 4464, 4831, 4960, 5022, 5580, 6480, 6696, 7440, 8370, 8928, 9662, 10044, 11160, 12555, 12960, 13392, 14493, 14880, 16740, 19324, 20088, 22320, 24155, 25110, 26784, 28986, 33480, 38648, 40176, 43479, 44640, 48310, 50220, 57972, 66960, 72465, 77296, 80352, 86958, 96620, 100440, 115944, 130437, 133920, 144930, 149761, 154592, 173916, 193240, 200880, 217395, 231888, 260874, 289860, 299522, 347832, 386480, 391311, 401760, 434790, 449283, 463776, 521748, 579720, 599044, 652185, 695664, 748805, 772960, 782622, 869580, 898566, 1043496, 1159440, 1198088, 1304370, 1347849, 1391328, 1497610, 1565244, 1739160, 1797132, 1956555, 2086992, 2246415, 2318880, 2396176, 2608740, 2695698, 2995220, 3130488, 3478320, 3594264, 3913110, 4043547, 4173984, 4492830, 4792352, 5217480, 5391396, 5990440, 6260976, 6739245, 6956640, 7188528, 7826220, 8087094, 8985660, 10434960, 10782792, 11980880, 12130641, 12521952, 13478490, 14377056, 15652440, 16174188, 17971320, 20217735, 20869920, 21565584, 23961760, 24261282, 26956980, 31304880, 32348376, 35942640, 40435470, 43131168, 48522564, 53913960, 60653205, 62609760, 64696752, 71885280, 80870940, 97045128, 107827920, 121306410, 129393504, 161741880, 194090256, 215655840, 242612820, 323483760, 388180512, 485225640, 646967520, 970451280, 1940902560]

約数ペア:

[(1, 1940902560), (2, 970451280), (3, 646967520), (4, 485225640), (5, 388180512), (6, 323483760), (8, 242612820), (9, 215655840), (10, 194090256), (12, 161741880), (15, 129393504), (16, 121306410), (18, 107827920), (20, 97045128), (24, 80870940), (27, 71885280), (30, 64696752), (31, 62609760), (32, 60653205), (36, 53913960), (40, 48522564), (45, 43131168), (48, 40435470), (54, 35942640), (60, 32348376), (62, 31304880), (72, 26956980), (80, 24261282), (81, 23961760), (90, 21565584), (93, 20869920), (96, 20217735), (108, 17971320), (120, 16174188), (124, 15652440), (135, 14377056), (144, 13478490), (155, 12521952), (160, 12130641), (162, 11980880), (180, 10782792), (186, 10434960), (216, 8985660), (240, 8087094), (248, 7826220), (270, 7188528), (279, 6956640), (288, 6739245), (310, 6260976), (324, 5990440), (360, 5391396), (372, 5217480), (405, 4792352), (432, 4492830), (465, 4173984), (480, 4043547), (496, 3913110), (540, 3594264), (558, 3478320), (620, 3130488), (648, 2995220), (720, 2695698), (744, 2608740), (810, 2396176), (837, 2318880), (864, 2246415), (930, 2086992), (992, 1956555), (1080, 1797132), (1116, 1739160), (1240, 1565244), (1296, 1497610), (1395, 1391328), (1440, 1347849), (1488, 1304370), (1620, 1198088), (1674, 1159440), (1860, 1043496), (2160, 898566), (2232, 869580), (2480, 782622), (2511, 772960), (2592, 748805), (2790, 695664), (2976, 652185), (3240, 599044), (3348, 579720), (3720, 521748), (4185, 463776), (4320, 449283), (4464, 434790), (4831, 401760), (4960, 391311), (5022, 386480), (5580, 347832), (6480, 299522), (6696, 289860), (7440, 260874), (8370, 231888), (8928, 217395), (9662, 200880), (10044, 193240), (11160, 173916), (12555, 154592), (12960, 149761), (13392, 144930), (14493, 133920), (14880, 130437), (16740, 115944), (19324, 100440), (20088, 96620), (22320, 86958), (24155, 80352), (25110, 77296), (26784, 72465), (28986, 66960), (33480, 57972), (38648, 50220), (40176, 48310), (43479, 44640)]