270416720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1$

素因数の和:509

約数の個数: 160

約数和(自身を含む): 763570176

約数和(自身を除く): 493153456

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 37, 40, 56, 62, 70, 74, 80, 112, 124, 140, 148, 155, 185, 217, 248, 259, 280, 296, 310, 370, 421, 434, 496, 518, 560, 592, 620, 740, 842, 868, 1036, 1085, 1147, 1240, 1295, 1480, 1684, 1736, 2072, 2105, 2170, 2294, 2480, 2590, 2947, 2960, 3368, 3472, 4144, 4210, 4340, 4588, 5180, 5735, 5894, 6736, 8029, 8420, 8680, 9176, 10360, 11470, 11788, 13051, 14735, 15577, 16058, 16840, 17360, 18352, 20720, 22940, 23576, 26102, 29470, 31154, 32116, 33680, 40145, 45880, 47152, 52204, 58940, 62308, 64232, 65255, 77885, 80290, 91357, 91760, 104408, 109039, 117880, 124616, 128464, 130510, 155770, 160580, 182714, 208816, 218078, 235760, 249232, 261020, 311540, 321160, 365428, 436156, 456785, 482887, 522040, 545195, 623080, 642320, 730856, 872312, 913570, 965774, 1044080, 1090390, 1246160, 1461712, 1744624, 1827140, 1931548, 2180780, 2414435, 3380209, 3654280, 3863096, 4361560, 4828870, 6760418, 7308560, 7726192, 8723120, 9657740, 13520836, 16901045, 19315480, 27041672, 33802090, 38630960, 54083344, 67604180, 135208360, 270416720]

約数ペア:

[(1, 270416720), (2, 135208360), (4, 67604180), (5, 54083344), (7, 38630960), (8, 33802090), (10, 27041672), (14, 19315480), (16, 16901045), (20, 13520836), (28, 9657740), (31, 8723120), (35, 7726192), (37, 7308560), (40, 6760418), (56, 4828870), (62, 4361560), (70, 3863096), (74, 3654280), (80, 3380209), (112, 2414435), (124, 2180780), (140, 1931548), (148, 1827140), (155, 1744624), (185, 1461712), (217, 1246160), (248, 1090390), (259, 1044080), (280, 965774), (296, 913570), (310, 872312), (370, 730856), (421, 642320), (434, 623080), (496, 545195), (518, 522040), (560, 482887), (592, 456785), (620, 436156), (740, 365428), (842, 321160), (868, 311540), (1036, 261020), (1085, 249232), (1147, 235760), (1240, 218078), (1295, 208816), (1480, 182714), (1684, 160580), (1736, 155770), (2072, 130510), (2105, 128464), (2170, 124616), (2294, 117880), (2480, 109039), (2590, 104408), (2947, 91760), (2960, 91357), (3368, 80290), (3472, 77885), (4144, 65255), (4210, 64232), (4340, 62308), (4588, 58940), (5180, 52204), (5735, 47152), (5894, 45880), (6736, 40145), (8029, 33680), (8420, 32116), (8680, 31154), (9176, 29470), (10360, 26102), (11470, 23576), (11788, 22940), (13051, 20720), (14735, 18352), (15577, 17360), (16058, 16840)]