318174080

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:165

約数の個数: 256

約数和(自身を含む): 940032000

約数和(自身を除く): 621857920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 31, 32, 35, 40, 56, 58, 62, 64, 70, 79, 80, 112, 116, 124, 128, 140, 145, 155, 158, 160, 203, 217, 224, 232, 248, 280, 290, 310, 316, 320, 395, 406, 434, 448, 464, 496, 553, 560, 580, 620, 632, 640, 790, 812, 868, 896, 899, 928, 992, 1015, 1085, 1106, 1120, 1160, 1240, 1264, 1580, 1624, 1736, 1798, 1856, 1984, 2030, 2170, 2212, 2240, 2291, 2320, 2449, 2480, 2528, 2765, 3160, 3248, 3472, 3596, 3712, 3968, 4060, 4340, 4424, 4480, 4495, 4582, 4640, 4898, 4960, 5056, 5530, 6293, 6320, 6496, 6944, 7192, 8120, 8680, 8848, 8990, 9164, 9280, 9796, 9920, 10112, 11060, 11455, 12245, 12586, 12640, 12992, 13888, 14384, 16037, 16240, 17143, 17360, 17696, 17980, 18328, 18560, 19592, 19840, 22120, 22910, 24490, 25172, 25280, 25984, 27776, 28768, 31465, 32074, 32480, 34286, 34720, 35392, 35960, 36656, 39184, 44240, 45820, 48980, 50344, 50560, 57536, 62930, 64148, 64960, 68572, 69440, 70784, 71021, 71920, 73312, 78368, 80185, 85715, 88480, 91640, 97960, 100688, 115072, 125860, 128296, 129920, 137144, 138880, 142042, 143840, 146624, 156736, 160370, 171430, 176960, 183280, 195920, 201376, 251720, 256592, 274288, 284084, 287680, 293248, 313472, 320740, 342860, 353920, 355105, 366560, 391840, 402752, 497147, 503440, 513184, 548576, 568168, 575360, 641480, 685720, 710210, 733120, 783680, 805504, 994294, 1006880, 1026368, 1097152, 1136336, 1282960, 1371440, 1420420, 1466240, 1567360, 1988588, 2013760, 2052736, 2194304, 2272672, 2485735, 2565920, 2742880, 2840840, 3977176, 4027520, 4545344, 4971470, 5131840, 5485760, 5681680, 7954352, 9090688, 9942940, 10263680, 10971520, 11363360, 15908704, 19885880, 22726720, 31817408, 39771760, 45453440, 63634816, 79543520, 159087040, 318174080]

約数ペア:

[(1, 318174080), (2, 159087040), (4, 79543520), (5, 63634816), (7, 45453440), (8, 39771760), (10, 31817408), (14, 22726720), (16, 19885880), (20, 15908704), (28, 11363360), (29, 10971520), (31, 10263680), (32, 9942940), (35, 9090688), (40, 7954352), (56, 5681680), (58, 5485760), (62, 5131840), (64, 4971470), (70, 4545344), (79, 4027520), (80, 3977176), (112, 2840840), (116, 2742880), (124, 2565920), (128, 2485735), (140, 2272672), (145, 2194304), (155, 2052736), (158, 2013760), (160, 1988588), (203, 1567360), (217, 1466240), (224, 1420420), (232, 1371440), (248, 1282960), (280, 1136336), (290, 1097152), (310, 1026368), (316, 1006880), (320, 994294), (395, 805504), (406, 783680), (434, 733120), (448, 710210), (464, 685720), (496, 641480), (553, 575360), (560, 568168), (580, 548576), (620, 513184), (632, 503440), (640, 497147), (790, 402752), (812, 391840), (868, 366560), (896, 355105), (899, 353920), (928, 342860), (992, 320740), (1015, 313472), (1085, 293248), (1106, 287680), (1120, 284084), (1160, 274288), (1240, 256592), (1264, 251720), (1580, 201376), (1624, 195920), (1736, 183280), (1798, 176960), (1856, 171430), (1984, 160370), (2030, 156736), (2170, 146624), (2212, 143840), (2240, 142042), (2291, 138880), (2320, 137144), (2449, 129920), (2480, 128296), (2528, 125860), (2765, 115072), (3160, 100688), (3248, 97960), (3472, 91640), (3596, 88480), (3712, 85715), (3968, 80185), (4060, 78368), (4340, 73312), (4424, 71920), (4480, 71021), (4495, 70784), (4582, 69440), (4640, 68572), (4898, 64960), (4960, 64148), (5056, 62930), (5530, 57536), (6293, 50560), (6320, 50344), (6496, 48980), (6944, 45820), (7192, 44240), (8120, 39184), (8680, 36656), (8848, 35960), (8990, 35392), (9164, 34720), (9280, 34286), (9796, 32480), (9920, 32074), (10112, 31465), (11060, 28768), (11455, 27776), (12245, 25984), (12586, 25280), (12640, 25172), (12992, 24490), (13888, 22910), (14384, 22120), (16037, 19840), (16240, 19592), (17143, 18560), (17360, 18328), (17696, 17980)]