258740640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{3823}}^1$

素因数の和:3891

約数の個数: 144

約数和(自身を含む): 901974528

約数和(自身を除く): 643233888

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 47, 48, 60, 72, 80, 90, 94, 96, 120, 141, 144, 160, 180, 188, 235, 240, 282, 288, 360, 376, 423, 470, 480, 564, 705, 720, 752, 846, 940, 1128, 1410, 1440, 1504, 1692, 1880, 2115, 2256, 2820, 3384, 3760, 3823, 4230, 4512, 5640, 6768, 7520, 7646, 8460, 11280, 11469, 13536, 15292, 16920, 19115, 22560, 22938, 30584, 33840, 34407, 38230, 45876, 57345, 61168, 67680, 68814, 76460, 91752, 114690, 122336, 137628, 152920, 172035, 179681, 183504, 229380, 275256, 305840, 344070, 359362, 367008, 458760, 539043, 550512, 611680, 688140, 718724, 898405, 917520, 1078086, 1101024, 1376280, 1437448, 1617129, 1796810, 1835040, 2156172, 2695215, 2752560, 2874896, 3234258, 3593620, 4312344, 5390430, 5505120, 5749792, 6468516, 7187240, 8085645, 8624688, 10780860, 12937032, 14374480, 16171290, 17249376, 21561720, 25874064, 28748960, 32342580, 43123440, 51748128, 64685160, 86246880, 129370320, 258740640]

約数ペア:

[(1, 258740640), (2, 129370320), (3, 86246880), (4, 64685160), (5, 51748128), (6, 43123440), (8, 32342580), (9, 28748960), (10, 25874064), (12, 21561720), (15, 17249376), (16, 16171290), (18, 14374480), (20, 12937032), (24, 10780860), (30, 8624688), (32, 8085645), (36, 7187240), (40, 6468516), (45, 5749792), (47, 5505120), (48, 5390430), (60, 4312344), (72, 3593620), (80, 3234258), (90, 2874896), (94, 2752560), (96, 2695215), (120, 2156172), (141, 1835040), (144, 1796810), (160, 1617129), (180, 1437448), (188, 1376280), (235, 1101024), (240, 1078086), (282, 917520), (288, 898405), (360, 718724), (376, 688140), (423, 611680), (470, 550512), (480, 539043), (564, 458760), (705, 367008), (720, 359362), (752, 344070), (846, 305840), (940, 275256), (1128, 229380), (1410, 183504), (1440, 179681), (1504, 172035), (1692, 152920), (1880, 137628), (2115, 122336), (2256, 114690), (2820, 91752), (3384, 76460), (3760, 68814), (3823, 67680), (4230, 61168), (4512, 57345), (5640, 45876), (6768, 38230), (7520, 34407), (7646, 33840), (8460, 30584), (11280, 22938), (11469, 22560), (13536, 19115), (15292, 16920)]