409526760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{3389}}^1$

素因数の和:3475

約数の個数: 128

約数和(自身を含む): 1318032000

約数和(自身を除く): 908505240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 53, 57, 60, 76, 95, 106, 114, 120, 152, 159, 190, 212, 228, 265, 285, 318, 380, 424, 456, 530, 570, 636, 760, 795, 1007, 1060, 1140, 1272, 1590, 2014, 2120, 2280, 3021, 3180, 3389, 4028, 5035, 6042, 6360, 6778, 8056, 10070, 10167, 12084, 13556, 15105, 16945, 20140, 20334, 24168, 27112, 30210, 33890, 40280, 40668, 50835, 60420, 64391, 67780, 81336, 101670, 120840, 128782, 135560, 179617, 193173, 203340, 257564, 321955, 359234, 386346, 406680, 515128, 538851, 643910, 718468, 772692, 898085, 965865, 1077702, 1287820, 1436936, 1545384, 1796170, 1931730, 2155404, 2575640, 2694255, 3412723, 3592340, 3863460, 4310808, 5388510, 6825446, 7184680, 7726920, 10238169, 10777020, 13650892, 17063615, 20476338, 21554040, 27301784, 34127230, 40952676, 51190845, 68254460, 81905352, 102381690, 136508920, 204763380, 409526760]

約数ペア:

[(1, 409526760), (2, 204763380), (3, 136508920), (4, 102381690), (5, 81905352), (6, 68254460), (8, 51190845), (10, 40952676), (12, 34127230), (15, 27301784), (19, 21554040), (20, 20476338), (24, 17063615), (30, 13650892), (38, 10777020), (40, 10238169), (53, 7726920), (57, 7184680), (60, 6825446), (76, 5388510), (95, 4310808), (106, 3863460), (114, 3592340), (120, 3412723), (152, 2694255), (159, 2575640), (190, 2155404), (212, 1931730), (228, 1796170), (265, 1545384), (285, 1436936), (318, 1287820), (380, 1077702), (424, 965865), (456, 898085), (530, 772692), (570, 718468), (636, 643910), (760, 538851), (795, 515128), (1007, 406680), (1060, 386346), (1140, 359234), (1272, 321955), (1590, 257564), (2014, 203340), (2120, 193173), (2280, 179617), (3021, 135560), (3180, 128782), (3389, 120840), (4028, 101670), (5035, 81336), (6042, 67780), (6360, 64391), (6778, 60420), (8056, 50835), (10070, 40668), (10167, 40280), (12084, 33890), (13556, 30210), (15105, 27112), (16945, 24168), (20140, 20334)]