80128044

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:180

約数の個数: 144

約数和(自身を含む): 226437120

約数和(自身を除く): 146309076

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 29, 36, 46, 47, 58, 69, 71, 87, 92, 94, 116, 138, 141, 142, 174, 188, 207, 213, 261, 276, 282, 284, 348, 414, 423, 426, 522, 564, 639, 667, 828, 846, 852, 1044, 1081, 1278, 1334, 1363, 1633, 1692, 2001, 2059, 2162, 2556, 2668, 2726, 3243, 3266, 3337, 4002, 4089, 4118, 4324, 4899, 5452, 6003, 6177, 6486, 6532, 6674, 8004, 8178, 8236, 9729, 9798, 10011, 12006, 12267, 12354, 12972, 13348, 14697, 16356, 18531, 19458, 19596, 20022, 24012, 24534, 24708, 29394, 30033, 31349, 37062, 38916, 40044, 47357, 49068, 58788, 60066, 62698, 74124, 76751, 94047, 94714, 96773, 120132, 125396, 142071, 153502, 188094, 189428, 193546, 230253, 282141, 284142, 290319, 307004, 376188, 387092, 426213, 460506, 564282, 568284, 580638, 690759, 852426, 870957, 921012, 1128564, 1161276, 1381518, 1704852, 1741914, 2225779, 2763036, 3483828, 4451558, 6677337, 8903116, 13354674, 20032011, 26709348, 40064022, 80128044]

約数ペア:

[(1, 80128044), (2, 40064022), (3, 26709348), (4, 20032011), (6, 13354674), (9, 8903116), (12, 6677337), (18, 4451558), (23, 3483828), (29, 2763036), (36, 2225779), (46, 1741914), (47, 1704852), (58, 1381518), (69, 1161276), (71, 1128564), (87, 921012), (92, 870957), (94, 852426), (116, 690759), (138, 580638), (141, 568284), (142, 564282), (174, 460506), (188, 426213), (207, 387092), (213, 376188), (261, 307004), (276, 290319), (282, 284142), (284, 282141), (348, 230253), (414, 193546), (423, 189428), (426, 188094), (522, 153502), (564, 142071), (639, 125396), (667, 120132), (828, 96773), (846, 94714), (852, 94047), (1044, 76751), (1081, 74124), (1278, 62698), (1334, 60066), (1363, 58788), (1633, 49068), (1692, 47357), (2001, 40044), (2059, 38916), (2162, 37062), (2556, 31349), (2668, 30033), (2726, 29394), (3243, 24708), (3266, 24534), (3337, 24012), (4002, 20022), (4089, 19596), (4118, 19458), (4324, 18531), (4899, 16356), (5452, 14697), (6003, 13348), (6177, 12972), (6486, 12354), (6532, 12267), (6674, 12006), (8004, 10011), (8178, 9798), (8236, 9729)]