72458820

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{661}}^1$

素因数の和:715

約数の個数: 192

約数和(自身を含む): 266918400

約数和(自身を除く): 194459580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 29, 30, 35, 36, 42, 45, 54, 58, 60, 63, 70, 84, 87, 90, 105, 108, 116, 126, 135, 140, 145, 174, 180, 189, 203, 210, 252, 261, 270, 290, 315, 348, 378, 406, 420, 435, 522, 540, 580, 609, 630, 661, 756, 783, 812, 870, 945, 1015, 1044, 1218, 1260, 1305, 1322, 1566, 1740, 1827, 1890, 1983, 2030, 2436, 2610, 2644, 3045, 3132, 3305, 3654, 3780, 3915, 3966, 4060, 4627, 5220, 5481, 5949, 6090, 6610, 7308, 7830, 7932, 9135, 9254, 9915, 10962, 11898, 12180, 13220, 13881, 15660, 17847, 18270, 18508, 19169, 19830, 21924, 23135, 23796, 27405, 27762, 29745, 35694, 36540, 38338, 39660, 41643, 46270, 54810, 55524, 57507, 59490, 69405, 71388, 76676, 83286, 89235, 92540, 95845, 109620, 115014, 118980, 124929, 134183, 138810, 166572, 172521, 178470, 191690, 208215, 230028, 249858, 268366, 277620, 287535, 345042, 356940, 383380, 402549, 416430, 499716, 517563, 536732, 575070, 624645, 670915, 690084, 805098, 832860, 862605, 1035126, 1150140, 1207647, 1249290, 1341830, 1610196, 1725210, 2012745, 2070252, 2415294, 2498580, 2587815, 2683660, 3450420, 3622941, 4025490, 4830588, 5175630, 6038235, 7245882, 8050980, 10351260, 12076470, 14491764, 18114705, 24152940, 36229410, 72458820]

約数ペア:

[(1, 72458820), (2, 36229410), (3, 24152940), (4, 18114705), (5, 14491764), (6, 12076470), (7, 10351260), (9, 8050980), (10, 7245882), (12, 6038235), (14, 5175630), (15, 4830588), (18, 4025490), (20, 3622941), (21, 3450420), (27, 2683660), (28, 2587815), (29, 2498580), (30, 2415294), (35, 2070252), (36, 2012745), (42, 1725210), (45, 1610196), (54, 1341830), (58, 1249290), (60, 1207647), (63, 1150140), (70, 1035126), (84, 862605), (87, 832860), (90, 805098), (105, 690084), (108, 670915), (116, 624645), (126, 575070), (135, 536732), (140, 517563), (145, 499716), (174, 416430), (180, 402549), (189, 383380), (203, 356940), (210, 345042), (252, 287535), (261, 277620), (270, 268366), (290, 249858), (315, 230028), (348, 208215), (378, 191690), (406, 178470), (420, 172521), (435, 166572), (522, 138810), (540, 134183), (580, 124929), (609, 118980), (630, 115014), (661, 109620), (756, 95845), (783, 92540), (812, 89235), (870, 83286), (945, 76676), (1015, 71388), (1044, 69405), (1218, 59490), (1260, 57507), (1305, 55524), (1322, 54810), (1566, 46270), (1740, 41643), (1827, 39660), (1890, 38338), (1983, 36540), (2030, 35694), (2436, 29745), (2610, 27762), (2644, 27405), (3045, 23796), (3132, 23135), (3305, 21924), (3654, 19830), (3780, 19169), (3915, 18508), (3966, 18270), (4060, 17847), (4627, 15660), (5220, 13881), (5481, 13220), (5949, 12180), (6090, 11898), (6610, 10962), (7308, 9915), (7830, 9254), (7932, 9135)]