285192900

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{137}}^1\times {\mathrm{257}}^1$

素因数の和:420

約数の個数: 180

約数和(自身を含む): 934854228

約数和(自身を除く): 649661328

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 137, 150, 162, 180, 225, 257, 270, 274, 300, 324, 405, 411, 450, 514, 540, 548, 675, 685, 771, 810, 822, 900, 1028, 1233, 1285, 1350, 1370, 1542, 1620, 1644, 2025, 2055, 2313, 2466, 2570, 2700, 2740, 3084, 3425, 3699, 3855, 4050, 4110, 4626, 4932, 5140, 6165, 6425, 6850, 6939, 7398, 7710, 8100, 8220, 9252, 10275, 11097, 11565, 12330, 12850, 13700, 13878, 14796, 15420, 18495, 19275, 20550, 20817, 22194, 23130, 24660, 25700, 27756, 30825, 34695, 35209, 36990, 38550, 41100, 41634, 44388, 46260, 55485, 57825, 61650, 69390, 70418, 73980, 77100, 83268, 92475, 104085, 105627, 110970, 115650, 123300, 138780, 140836, 173475, 176045, 184950, 208170, 211254, 221940, 231300, 277425, 316881, 346950, 352090, 369900, 416340, 422508, 520425, 528135, 554850, 633762, 693900, 704180, 880225, 950643, 1040850, 1056270, 1109700, 1267524, 1584405, 1760450, 1901286, 2081700, 2112540, 2640675, 2851929, 3168810, 3520900, 3802572, 4753215, 5281350, 5703858, 6337620, 7922025, 9506430, 10562700, 11407716, 14259645, 15844050, 19012860, 23766075, 28519290, 31688100, 47532150, 57038580, 71298225, 95064300, 142596450, 285192900]

約数ペア:

[(1, 285192900), (2, 142596450), (3, 95064300), (4, 71298225), (5, 57038580), (6, 47532150), (9, 31688100), (10, 28519290), (12, 23766075), (15, 19012860), (18, 15844050), (20, 14259645), (25, 11407716), (27, 10562700), (30, 9506430), (36, 7922025), (45, 6337620), (50, 5703858), (54, 5281350), (60, 4753215), (75, 3802572), (81, 3520900), (90, 3168810), (100, 2851929), (108, 2640675), (135, 2112540), (137, 2081700), (150, 1901286), (162, 1760450), (180, 1584405), (225, 1267524), (257, 1109700), (270, 1056270), (274, 1040850), (300, 950643), (324, 880225), (405, 704180), (411, 693900), (450, 633762), (514, 554850), (540, 528135), (548, 520425), (675, 422508), (685, 416340), (771, 369900), (810, 352090), (822, 346950), (900, 316881), (1028, 277425), (1233, 231300), (1285, 221940), (1350, 211254), (1370, 208170), (1542, 184950), (1620, 176045), (1644, 173475), (2025, 140836), (2055, 138780), (2313, 123300), (2466, 115650), (2570, 110970), (2700, 105627), (2740, 104085), (3084, 92475), (3425, 83268), (3699, 77100), (3855, 73980), (4050, 70418), (4110, 69390), (4626, 61650), (4932, 57825), (5140, 55485), (6165, 46260), (6425, 44388), (6850, 41634), (6939, 41100), (7398, 38550), (7710, 36990), (8100, 35209), (8220, 34695), (9252, 30825), (10275, 27756), (11097, 25700), (11565, 24660), (12330, 23130), (12850, 22194), (13700, 20817), (13878, 20550), (14796, 19275), (15420, 18495)]