1328485928

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{509}}^1$

素因数の和:775

約数の個数: 128

約数和(自身を含む): 3290112000

約数和(自身を除く): 1961626072

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 38, 44, 56, 76, 77, 88, 133, 152, 154, 209, 223, 266, 308, 418, 446, 509, 532, 616, 836, 892, 1018, 1064, 1463, 1561, 1672, 1784, 2036, 2453, 2926, 3122, 3563, 4072, 4237, 4906, 5599, 5852, 6244, 7126, 8474, 9671, 9812, 11198, 11704, 12488, 14252, 16948, 17171, 19342, 19624, 22396, 28504, 29659, 33896, 34342, 38684, 39193, 44792, 46607, 59318, 67697, 68684, 77368, 78386, 93214, 106381, 113507, 118636, 135394, 137368, 156772, 186428, 212762, 227014, 237272, 270788, 313544, 326249, 372856, 425524, 454028, 541576, 652498, 744667, 794549, 851048, 908056, 1248577, 1304996, 1489334, 1589098, 2156633, 2497154, 2609992, 2978668, 3178196, 4313266, 4994308, 5957336, 6356392, 8626532, 8740039, 9988616, 15096431, 17253064, 17480078, 23722963, 30192862, 34960156, 47445926, 60385724, 69920312, 94891852, 120771448, 166060741, 189783704, 332121482, 664242964, 1328485928]

約数ペア:

[(1, 1328485928), (2, 664242964), (4, 332121482), (7, 189783704), (8, 166060741), (11, 120771448), (14, 94891852), (19, 69920312), (22, 60385724), (28, 47445926), (38, 34960156), (44, 30192862), (56, 23722963), (76, 17480078), (77, 17253064), (88, 15096431), (133, 9988616), (152, 8740039), (154, 8626532), (209, 6356392), (223, 5957336), (266, 4994308), (308, 4313266), (418, 3178196), (446, 2978668), (509, 2609992), (532, 2497154), (616, 2156633), (836, 1589098), (892, 1489334), (1018, 1304996), (1064, 1248577), (1463, 908056), (1561, 851048), (1672, 794549), (1784, 744667), (2036, 652498), (2453, 541576), (2926, 454028), (3122, 425524), (3563, 372856), (4072, 326249), (4237, 313544), (4906, 270788), (5599, 237272), (5852, 227014), (6244, 212762), (7126, 186428), (8474, 156772), (9671, 137368), (9812, 135394), (11198, 118636), (11704, 113507), (12488, 106381), (14252, 93214), (16948, 78386), (17171, 77368), (19342, 68684), (19624, 67697), (22396, 59318), (28504, 46607), (29659, 44792), (33896, 39193), (34342, 38684)]