491775240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{983}}^1$

素因数の和:1387

約数の個数: 128

約数和(自身を含む): 1615334400

約数和(自身を除く): 1123559160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 379, 440, 660, 758, 983, 1137, 1320, 1516, 1895, 1966, 2274, 2949, 3032, 3790, 3932, 4169, 4548, 4915, 5685, 5898, 7580, 7864, 8338, 9096, 9830, 10813, 11370, 11796, 12507, 14745, 15160, 16676, 19660, 20845, 21626, 22740, 23592, 25014, 29490, 32439, 33352, 39320, 41690, 43252, 45480, 50028, 54065, 58980, 62535, 64878, 83380, 86504, 100056, 108130, 117960, 125070, 129756, 162195, 166760, 216260, 250140, 259512, 324390, 372557, 432520, 500280, 648780, 745114, 1117671, 1297560, 1490228, 1862785, 2235342, 2980456, 3725570, 4098127, 4470684, 5588355, 7451140, 8196254, 8941368, 11176710, 12294381, 14902280, 16392508, 20490635, 22353420, 24588762, 32785016, 40981270, 44706840, 49177524, 61471905, 81962540, 98355048, 122943810, 163925080, 245887620, 491775240]

約数ペア:

[(1, 491775240), (2, 245887620), (3, 163925080), (4, 122943810), (5, 98355048), (6, 81962540), (8, 61471905), (10, 49177524), (11, 44706840), (12, 40981270), (15, 32785016), (20, 24588762), (22, 22353420), (24, 20490635), (30, 16392508), (33, 14902280), (40, 12294381), (44, 11176710), (55, 8941368), (60, 8196254), (66, 7451140), (88, 5588355), (110, 4470684), (120, 4098127), (132, 3725570), (165, 2980456), (220, 2235342), (264, 1862785), (330, 1490228), (379, 1297560), (440, 1117671), (660, 745114), (758, 648780), (983, 500280), (1137, 432520), (1320, 372557), (1516, 324390), (1895, 259512), (1966, 250140), (2274, 216260), (2949, 166760), (3032, 162195), (3790, 129756), (3932, 125070), (4169, 117960), (4548, 108130), (4915, 100056), (5685, 86504), (5898, 83380), (7580, 64878), (7864, 62535), (8338, 58980), (9096, 54065), (9830, 50028), (10813, 45480), (11370, 43252), (11796, 41690), (12507, 39320), (14745, 33352), (15160, 32439), (16676, 29490), (19660, 25014), (20845, 23592), (21626, 22740)]