491682816

素因数分解:

$2^{10}\times 3^2\times {\mathrm{31}}^1\times {\mathrm{1721}}^1$

素因数の和:1778

約数の個数: 132

約数和(自身を含む): 1466372544

約数和(自身を除く): 974689728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 64, 72, 93, 96, 124, 128, 144, 186, 192, 248, 256, 279, 288, 372, 384, 496, 512, 558, 576, 744, 768, 992, 1024, 1116, 1152, 1488, 1536, 1721, 1984, 2232, 2304, 2976, 3072, 3442, 3968, 4464, 4608, 5163, 5952, 6884, 7936, 8928, 9216, 10326, 11904, 13768, 15489, 15872, 17856, 20652, 23808, 27536, 30978, 31744, 35712, 41304, 47616, 53351, 55072, 61956, 71424, 82608, 95232, 106702, 110144, 123912, 142848, 160053, 165216, 213404, 220288, 247824, 285696, 320106, 330432, 426808, 440576, 480159, 495648, 640212, 660864, 853616, 881152, 960318, 991296, 1280424, 1321728, 1707232, 1762304, 1920636, 1982592, 2560848, 2643456, 3414464, 3841272, 3965184, 5121696, 5286912, 6828928, 7682544, 7930368, 10243392, 13657856, 15365088, 15860736, 20486784, 27315712, 30730176, 40973568, 54631424, 61460352, 81947136, 122920704, 163894272, 245841408, 491682816]

約数ペア:

[(1, 491682816), (2, 245841408), (3, 163894272), (4, 122920704), (6, 81947136), (8, 61460352), (9, 54631424), (12, 40973568), (16, 30730176), (18, 27315712), (24, 20486784), (31, 15860736), (32, 15365088), (36, 13657856), (48, 10243392), (62, 7930368), (64, 7682544), (72, 6828928), (93, 5286912), (96, 5121696), (124, 3965184), (128, 3841272), (144, 3414464), (186, 2643456), (192, 2560848), (248, 1982592), (256, 1920636), (279, 1762304), (288, 1707232), (372, 1321728), (384, 1280424), (496, 991296), (512, 960318), (558, 881152), (576, 853616), (744, 660864), (768, 640212), (992, 495648), (1024, 480159), (1116, 440576), (1152, 426808), (1488, 330432), (1536, 320106), (1721, 285696), (1984, 247824), (2232, 220288), (2304, 213404), (2976, 165216), (3072, 160053), (3442, 142848), (3968, 123912), (4464, 110144), (4608, 106702), (5163, 95232), (5952, 82608), (6884, 71424), (7936, 61956), (8928, 55072), (9216, 53351), (10326, 47616), (11904, 41304), (13768, 35712), (15489, 31744), (15872, 30978), (17856, 27536), (20652, 23808)]