1296305920

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{359}}^1$

素因数の和:431

約数の個数: 288

約数和(自身を含む): 3955875840

約数和(自身を除く): 2659569920

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 52, 56, 62, 64, 65, 70, 80, 91, 104, 112, 124, 128, 130, 140, 155, 160, 182, 208, 217, 224, 248, 256, 260, 280, 310, 320, 359, 364, 403, 416, 434, 448, 455, 496, 520, 560, 620, 640, 718, 728, 806, 832, 868, 896, 910, 992, 1040, 1085, 1120, 1240, 1280, 1436, 1456, 1612, 1664, 1736, 1792, 1795, 1820, 1984, 2015, 2080, 2170, 2240, 2480, 2513, 2821, 2872, 2912, 3224, 3328, 3472, 3590, 3640, 3968, 4030, 4160, 4340, 4480, 4667, 4960, 5026, 5642, 5744, 5824, 6448, 6944, 7180, 7280, 7936, 8060, 8320, 8680, 8960, 9334, 9920, 10052, 11129, 11284, 11488, 11648, 12565, 12896, 13888, 14105, 14360, 14560, 16120, 16640, 17360, 18668, 19840, 20104, 22258, 22568, 22976, 23296, 23335, 25130, 25792, 27776, 28210, 28720, 29120, 32240, 32669, 34720, 37336, 39680, 40208, 44516, 45136, 45952, 46670, 50260, 51584, 55552, 55645, 56420, 57440, 58240, 64480, 65338, 69440, 74672, 77903, 80416, 89032, 90272, 91904, 93340, 100520, 103168, 111290, 112840, 114880, 116480, 128960, 130676, 138880, 144677, 149344, 155806, 160832, 163345, 178064, 180544, 186680, 201040, 222580, 225680, 229760, 257920, 261352, 277760, 289354, 298688, 311612, 321664, 326690, 356128, 361088, 373360, 389515, 402080, 445160, 451360, 459520, 515840, 522704, 578708, 597376, 623224, 643328, 653380, 712256, 722176, 723385, 746720, 779030, 804160, 890320, 902720, 1012739, 1045408, 1157416, 1194752, 1246448, 1306760, 1424512, 1446770, 1493440, 1558060, 1608320, 1780640, 1805440, 2025478, 2090816, 2314832, 2492896, 2613520, 2849024, 2893540, 2986880, 3116120, 3216640, 3561280, 3610880, 4050956, 4181632, 4629664, 4985792, 5063695, 5227040, 5787080, 5973760, 6232240, 7122560, 8101912, 8363264, 9259328, 9971584, 10127390, 10454080, 11574160, 12464480, 14245120, 16203824, 18518656, 19943168, 20254780, 20908160, 23148320, 24928960, 32407648, 37037312, 40509560, 41816320, 46296640, 49857920, 64815296, 81019120, 92593280, 99715840, 129630592, 162038240, 185186560, 259261184, 324076480, 648152960, 1296305920]

約数ペア:

[(1, 1296305920), (2, 648152960), (4, 324076480), (5, 259261184), (7, 185186560), (8, 162038240), (10, 129630592), (13, 99715840), (14, 92593280), (16, 81019120), (20, 64815296), (26, 49857920), (28, 46296640), (31, 41816320), (32, 40509560), (35, 37037312), (40, 32407648), (52, 24928960), (56, 23148320), (62, 20908160), (64, 20254780), (65, 19943168), (70, 18518656), (80, 16203824), (91, 14245120), (104, 12464480), (112, 11574160), (124, 10454080), (128, 10127390), (130, 9971584), (140, 9259328), (155, 8363264), (160, 8101912), (182, 7122560), (208, 6232240), (217, 5973760), (224, 5787080), (248, 5227040), (256, 5063695), (260, 4985792), (280, 4629664), (310, 4181632), (320, 4050956), (359, 3610880), (364, 3561280), (403, 3216640), (416, 3116120), (434, 2986880), (448, 2893540), (455, 2849024), (496, 2613520), (520, 2492896), (560, 2314832), (620, 2090816), (640, 2025478), (718, 1805440), (728, 1780640), (806, 1608320), (832, 1558060), (868, 1493440), (896, 1446770), (910, 1424512), (992, 1306760), (1040, 1246448), (1085, 1194752), (1120, 1157416), (1240, 1045408), (1280, 1012739), (1436, 902720), (1456, 890320), (1612, 804160), (1664, 779030), (1736, 746720), (1792, 723385), (1795, 722176), (1820, 712256), (1984, 653380), (2015, 643328), (2080, 623224), (2170, 597376), (2240, 578708), (2480, 522704), (2513, 515840), (2821, 459520), (2872, 451360), (2912, 445160), (3224, 402080), (3328, 389515), (3472, 373360), (3590, 361088), (3640, 356128), (3968, 326690), (4030, 321664), (4160, 311612), (4340, 298688), (4480, 289354), (4667, 277760), (4960, 261352), (5026, 257920), (5642, 229760), (5744, 225680), (5824, 222580), (6448, 201040), (6944, 186680), (7180, 180544), (7280, 178064), (7936, 163345), (8060, 160832), (8320, 155806), (8680, 149344), (8960, 144677), (9334, 138880), (9920, 130676), (10052, 128960), (11129, 116480), (11284, 114880), (11488, 112840), (11648, 111290), (12565, 103168), (12896, 100520), (13888, 93340), (14105, 91904), (14360, 90272), (14560, 89032), (16120, 80416), (16640, 77903), (17360, 74672), (18668, 69440), (19840, 65338), (20104, 64480), (22258, 58240), (22568, 57440), (22976, 56420), (23296, 55645), (23335, 55552), (25130, 51584), (25792, 50260), (27776, 46670), (28210, 45952), (28720, 45136), (29120, 44516), (32240, 40208), (32669, 39680), (34720, 37336)]