2811521440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6229}}^1$

素因数の和:6295

約数の個数: 192

約数和(自身を含む): 8440104960

約数和(自身を除く): 5628583520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 52, 56, 62, 65, 70, 80, 91, 104, 112, 124, 130, 140, 155, 160, 182, 208, 217, 224, 248, 260, 280, 310, 364, 403, 416, 434, 455, 496, 520, 560, 620, 728, 806, 868, 910, 992, 1040, 1085, 1120, 1240, 1456, 1612, 1736, 1820, 2015, 2080, 2170, 2480, 2821, 2912, 3224, 3472, 3640, 4030, 4340, 4960, 5642, 6229, 6448, 6944, 7280, 8060, 8680, 11284, 12458, 12896, 14105, 14560, 16120, 17360, 22568, 24916, 28210, 31145, 32240, 34720, 43603, 45136, 49832, 56420, 62290, 64480, 80977, 87206, 90272, 99664, 112840, 124580, 161954, 174412, 193099, 199328, 218015, 225680, 249160, 323908, 348824, 386198, 404885, 436030, 451360, 498320, 566839, 647816, 697648, 772396, 809770, 872060, 965495, 996640, 1133678, 1295632, 1351693, 1395296, 1544792, 1619540, 1744120, 1930990, 2267356, 2510287, 2591264, 2703386, 2834195, 3089584, 3239080, 3488240, 3861980, 4534712, 5020574, 5406772, 5668390, 6179168, 6478160, 6758465, 6976480, 7723960, 9069424, 10041148, 10813544, 11336780, 12551435, 12956320, 13516930, 15447920, 17572009, 18138848, 20082296, 21627088, 22673560, 25102870, 27033860, 30895840, 35144018, 40164592, 43254176, 45347120, 50205740, 54067720, 70288036, 80329184, 87860045, 90694240, 100411480, 108135440, 140576072, 175720090, 200822960, 216270880, 281152144, 351440180, 401645920, 562304288, 702880360, 1405760720, 2811521440]

約数ペア:

[(1, 2811521440), (2, 1405760720), (4, 702880360), (5, 562304288), (7, 401645920), (8, 351440180), (10, 281152144), (13, 216270880), (14, 200822960), (16, 175720090), (20, 140576072), (26, 108135440), (28, 100411480), (31, 90694240), (32, 87860045), (35, 80329184), (40, 70288036), (52, 54067720), (56, 50205740), (62, 45347120), (65, 43254176), (70, 40164592), (80, 35144018), (91, 30895840), (104, 27033860), (112, 25102870), (124, 22673560), (130, 21627088), (140, 20082296), (155, 18138848), (160, 17572009), (182, 15447920), (208, 13516930), (217, 12956320), (224, 12551435), (248, 11336780), (260, 10813544), (280, 10041148), (310, 9069424), (364, 7723960), (403, 6976480), (416, 6758465), (434, 6478160), (455, 6179168), (496, 5668390), (520, 5406772), (560, 5020574), (620, 4534712), (728, 3861980), (806, 3488240), (868, 3239080), (910, 3089584), (992, 2834195), (1040, 2703386), (1085, 2591264), (1120, 2510287), (1240, 2267356), (1456, 1930990), (1612, 1744120), (1736, 1619540), (1820, 1544792), (2015, 1395296), (2080, 1351693), (2170, 1295632), (2480, 1133678), (2821, 996640), (2912, 965495), (3224, 872060), (3472, 809770), (3640, 772396), (4030, 697648), (4340, 647816), (4960, 566839), (5642, 498320), (6229, 451360), (6448, 436030), (6944, 404885), (7280, 386198), (8060, 348824), (8680, 323908), (11284, 249160), (12458, 225680), (12896, 218015), (14105, 199328), (14560, 193099), (16120, 174412), (17360, 161954), (22568, 124580), (24916, 112840), (28210, 99664), (31145, 90272), (32240, 87206), (34720, 80977), (43603, 64480), (45136, 62290), (49832, 56420)]