2800040320

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{8117}}^1$

素因数の和:8161

約数の個数: 192

約数和(自身を含む): 8495649360

約数和(自身を除く): 5695609040

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 64, 70, 77, 80, 88, 98, 110, 112, 128, 140, 154, 160, 176, 196, 220, 224, 245, 280, 308, 320, 352, 385, 392, 440, 448, 490, 539, 560, 616, 640, 704, 770, 784, 880, 896, 980, 1078, 1120, 1232, 1408, 1540, 1568, 1760, 1960, 2156, 2240, 2464, 2695, 3080, 3136, 3520, 3920, 4312, 4480, 4928, 5390, 6160, 6272, 7040, 7840, 8117, 8624, 9856, 10780, 12320, 15680, 16234, 17248, 21560, 24640, 31360, 32468, 34496, 40585, 43120, 49280, 56819, 64936, 68992, 81170, 86240, 89287, 113638, 129872, 162340, 172480, 178574, 227276, 259744, 284095, 324680, 344960, 357148, 397733, 446435, 454552, 519488, 568190, 625009, 649360, 714296, 795466, 892870, 909104, 1038976, 1136380, 1250018, 1298720, 1428592, 1590932, 1785740, 1818208, 1988665, 2272760, 2500036, 2597440, 2857184, 3125045, 3181864, 3571480, 3636416, 3977330, 4375063, 4545520, 5000072, 5194880, 5714368, 6250090, 6363728, 7142960, 7272832, 7954660, 8750126, 9091040, 10000144, 11428736, 12500180, 12727456, 14285920, 15909320, 17500252, 18182080, 20000288, 21875315, 25000360, 25454912, 28571840, 31818640, 35000504, 36364160, 40000576, 43750630, 50000720, 50909824, 57143680, 63637280, 70001008, 80001152, 87501260, 100001440, 127274560, 140002016, 175002520, 200002880, 254549120, 280004032, 350005040, 400005760, 560008064, 700010080, 1400020160, 2800040320]

約数ペア:

[(1, 2800040320), (2, 1400020160), (4, 700010080), (5, 560008064), (7, 400005760), (8, 350005040), (10, 280004032), (11, 254549120), (14, 200002880), (16, 175002520), (20, 140002016), (22, 127274560), (28, 100001440), (32, 87501260), (35, 80001152), (40, 70001008), (44, 63637280), (49, 57143680), (55, 50909824), (56, 50000720), (64, 43750630), (70, 40000576), (77, 36364160), (80, 35000504), (88, 31818640), (98, 28571840), (110, 25454912), (112, 25000360), (128, 21875315), (140, 20000288), (154, 18182080), (160, 17500252), (176, 15909320), (196, 14285920), (220, 12727456), (224, 12500180), (245, 11428736), (280, 10000144), (308, 9091040), (320, 8750126), (352, 7954660), (385, 7272832), (392, 7142960), (440, 6363728), (448, 6250090), (490, 5714368), (539, 5194880), (560, 5000072), (616, 4545520), (640, 4375063), (704, 3977330), (770, 3636416), (784, 3571480), (880, 3181864), (896, 3125045), (980, 2857184), (1078, 2597440), (1120, 2500036), (1232, 2272760), (1408, 1988665), (1540, 1818208), (1568, 1785740), (1760, 1590932), (1960, 1428592), (2156, 1298720), (2240, 1250018), (2464, 1136380), (2695, 1038976), (3080, 909104), (3136, 892870), (3520, 795466), (3920, 714296), (4312, 649360), (4480, 625009), (4928, 568190), (5390, 519488), (6160, 454552), (6272, 446435), (7040, 397733), (7840, 357148), (8117, 344960), (8624, 324680), (9856, 284095), (10780, 259744), (12320, 227276), (15680, 178574), (16234, 172480), (17248, 162340), (21560, 129872), (24640, 113638), (31360, 89287), (32468, 86240), (34496, 81170), (40585, 68992), (43120, 64936), (49280, 56819)]