640597104

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{27631}}^1$

素因数の和:27675

約数の個数: 120

約数和(自身を含む): 2138053632

約数和(自身を除く): 1497456528

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 28, 36, 42, 46, 48, 56, 63, 69, 72, 84, 92, 112, 126, 138, 144, 161, 168, 184, 207, 252, 276, 322, 336, 368, 414, 483, 504, 552, 644, 828, 966, 1008, 1104, 1288, 1449, 1656, 1932, 2576, 2898, 3312, 3864, 5796, 7728, 11592, 23184, 27631, 55262, 82893, 110524, 165786, 193417, 221048, 248679, 331572, 386834, 442096, 497358, 580251, 635513, 663144, 773668, 994716, 1160502, 1271026, 1326288, 1547336, 1740753, 1906539, 1989432, 2321004, 2542052, 3094672, 3481506, 3813078, 3978864, 4448591, 4642008, 5084104, 5719617, 6963012, 7626156, 8897182, 9284016, 10168208, 11439234, 13345773, 13926024, 15252312, 17794364, 22878468, 26691546, 27852048, 30504624, 35588728, 40037319, 45756936, 53383092, 71177456, 80074638, 91513872, 106766184, 160149276, 213532368, 320298552, 640597104]

約数ペア:

[(1, 640597104), (2, 320298552), (3, 213532368), (4, 160149276), (6, 106766184), (7, 91513872), (8, 80074638), (9, 71177456), (12, 53383092), (14, 45756936), (16, 40037319), (18, 35588728), (21, 30504624), (23, 27852048), (24, 26691546), (28, 22878468), (36, 17794364), (42, 15252312), (46, 13926024), (48, 13345773), (56, 11439234), (63, 10168208), (69, 9284016), (72, 8897182), (84, 7626156), (92, 6963012), (112, 5719617), (126, 5084104), (138, 4642008), (144, 4448591), (161, 3978864), (168, 3813078), (184, 3481506), (207, 3094672), (252, 2542052), (276, 2321004), (322, 1989432), (336, 1906539), (368, 1740753), (414, 1547336), (483, 1326288), (504, 1271026), (552, 1160502), (644, 994716), (828, 773668), (966, 663144), (1008, 635513), (1104, 580251), (1288, 497358), (1449, 442096), (1656, 386834), (1932, 331572), (2576, 248679), (2898, 221048), (3312, 193417), (3864, 165786), (5796, 110524), (7728, 82893), (11592, 55262), (23184, 27631)]