394945488

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{223}}^1\times {\mathrm{251}}^1$

素因数の和:502

約数の個数: 180

約数和(自身を含む): 1296667008

約数和(自身を除く): 901721520

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 144, 147, 168, 196, 223, 251, 252, 294, 336, 392, 441, 446, 502, 504, 588, 669, 753, 784, 882, 892, 1004, 1008, 1176, 1338, 1506, 1561, 1757, 1764, 1784, 2007, 2008, 2259, 2352, 2676, 3012, 3122, 3514, 3528, 3568, 4014, 4016, 4518, 4683, 5271, 5352, 6024, 6244, 7028, 7056, 8028, 9036, 9366, 10542, 10704, 10927, 12048, 12299, 12488, 14049, 14056, 15813, 16056, 18072, 18732, 21084, 21854, 24598, 24976, 28098, 28112, 31626, 32112, 32781, 36144, 36897, 37464, 42168, 43708, 49196, 55973, 56196, 63252, 65562, 73794, 74928, 84336, 87416, 98343, 98392, 110691, 111946, 112392, 126504, 131124, 147588, 167919, 174832, 196686, 196784, 221382, 223892, 224784, 253008, 262248, 295176, 335838, 391811, 393372, 442764, 447784, 503757, 524496, 590352, 671676, 783622, 786744, 885528, 895568, 1007514, 1175433, 1343352, 1567244, 1573488, 1771056, 2015028, 2350866, 2686704, 2742677, 3134488, 3526299, 4030056, 4701732, 5485354, 6268976, 7052598, 8060112, 8228031, 9403464, 10970708, 14105196, 16456062, 18806928, 21941416, 24684093, 28210392, 32912124, 43882832, 49368186, 56420784, 65824248, 98736372, 131648496, 197472744, 394945488]

約数ペア:

[(1, 394945488), (2, 197472744), (3, 131648496), (4, 98736372), (6, 65824248), (7, 56420784), (8, 49368186), (9, 43882832), (12, 32912124), (14, 28210392), (16, 24684093), (18, 21941416), (21, 18806928), (24, 16456062), (28, 14105196), (36, 10970708), (42, 9403464), (48, 8228031), (49, 8060112), (56, 7052598), (63, 6268976), (72, 5485354), (84, 4701732), (98, 4030056), (112, 3526299), (126, 3134488), (144, 2742677), (147, 2686704), (168, 2350866), (196, 2015028), (223, 1771056), (251, 1573488), (252, 1567244), (294, 1343352), (336, 1175433), (392, 1007514), (441, 895568), (446, 885528), (502, 786744), (504, 783622), (588, 671676), (669, 590352), (753, 524496), (784, 503757), (882, 447784), (892, 442764), (1004, 393372), (1008, 391811), (1176, 335838), (1338, 295176), (1506, 262248), (1561, 253008), (1757, 224784), (1764, 223892), (1784, 221382), (2007, 196784), (2008, 196686), (2259, 174832), (2352, 167919), (2676, 147588), (3012, 131124), (3122, 126504), (3514, 112392), (3528, 111946), (3568, 110691), (4014, 98392), (4016, 98343), (4518, 87416), (4683, 84336), (5271, 74928), (5352, 73794), (6024, 65562), (6244, 63252), (7028, 56196), (7056, 55973), (8028, 49196), (9036, 43708), (9366, 42168), (10542, 37464), (10704, 36897), (10927, 36144), (12048, 32781), (12299, 32112), (12488, 31626), (14049, 28112), (14056, 28098), (15813, 24976), (16056, 24598), (18072, 21854), (18732, 21084)]