64843380

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{971}}^1$

素因数の和:1046

約数の個数: 144

約数和(自身を含む): 229267584

約数和(自身を除く): 164424204

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 53, 60, 63, 70, 84, 90, 105, 106, 126, 140, 159, 180, 210, 212, 252, 265, 315, 318, 371, 420, 477, 530, 630, 636, 742, 795, 954, 971, 1060, 1113, 1260, 1484, 1590, 1855, 1908, 1942, 2226, 2385, 2913, 3180, 3339, 3710, 3884, 4452, 4770, 4855, 5565, 5826, 6678, 6797, 7420, 8739, 9540, 9710, 11130, 11652, 13356, 13594, 14565, 16695, 17478, 19420, 20391, 22260, 27188, 29130, 33390, 33985, 34956, 40782, 43695, 51463, 58260, 61173, 66780, 67970, 81564, 87390, 101955, 102926, 122346, 135940, 154389, 174780, 203910, 205852, 244692, 257315, 305865, 308778, 360241, 407820, 463167, 514630, 611730, 617556, 720482, 771945, 926334, 1029260, 1080723, 1223460, 1440964, 1543890, 1801205, 1852668, 2161446, 2315835, 3087780, 3242169, 3602410, 4322892, 4631670, 5403615, 6484338, 7204820, 9263340, 10807230, 12968676, 16210845, 21614460, 32421690, 64843380]

約数ペア:

[(1, 64843380), (2, 32421690), (3, 21614460), (4, 16210845), (5, 12968676), (6, 10807230), (7, 9263340), (9, 7204820), (10, 6484338), (12, 5403615), (14, 4631670), (15, 4322892), (18, 3602410), (20, 3242169), (21, 3087780), (28, 2315835), (30, 2161446), (35, 1852668), (36, 1801205), (42, 1543890), (45, 1440964), (53, 1223460), (60, 1080723), (63, 1029260), (70, 926334), (84, 771945), (90, 720482), (105, 617556), (106, 611730), (126, 514630), (140, 463167), (159, 407820), (180, 360241), (210, 308778), (212, 305865), (252, 257315), (265, 244692), (315, 205852), (318, 203910), (371, 174780), (420, 154389), (477, 135940), (530, 122346), (630, 102926), (636, 101955), (742, 87390), (795, 81564), (954, 67970), (971, 66780), (1060, 61173), (1113, 58260), (1260, 51463), (1484, 43695), (1590, 40782), (1855, 34956), (1908, 33985), (1942, 33390), (2226, 29130), (2385, 27188), (2913, 22260), (3180, 20391), (3339, 19420), (3710, 17478), (3884, 16695), (4452, 14565), (4770, 13594), (4855, 13356), (5565, 11652), (5826, 11130), (6678, 9710), (6797, 9540), (7420, 8739)]