255280320

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{647}}^1$

素因数の和:807

約数の個数: 168

約数和(自身を含む): 885834144

約数和(自身を除く): 630553824

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 137, 144, 160, 180, 192, 240, 274, 288, 320, 360, 411, 480, 548, 576, 647, 685, 720, 822, 960, 1096, 1233, 1294, 1370, 1440, 1644, 1941, 2055, 2192, 2466, 2588, 2740, 2880, 3235, 3288, 3882, 4110, 4384, 4932, 5176, 5480, 5823, 6165, 6470, 6576, 7764, 8220, 8768, 9705, 9864, 10352, 10960, 11646, 12330, 12940, 13152, 15528, 16440, 19410, 19728, 20704, 21920, 23292, 24660, 25880, 26304, 29115, 31056, 32880, 38820, 39456, 41408, 43840, 46584, 49320, 51760, 58230, 62112, 65760, 77640, 78912, 88639, 93168, 98640, 103520, 116460, 124224, 131520, 155280, 177278, 186336, 197280, 207040, 232920, 265917, 310560, 354556, 372672, 394560, 443195, 465840, 531834, 621120, 709112, 797751, 886390, 931680, 1063668, 1329585, 1418224, 1595502, 1772780, 1863360, 2127336, 2659170, 2836448, 3191004, 3545560, 3988755, 4254672, 5318340, 5672896, 6382008, 7091120, 7977510, 8509344, 10636680, 12764016, 14182240, 15955020, 17018688, 21273360, 25528032, 28364480, 31910040, 42546720, 51056064, 63820080, 85093440, 127640160, 255280320]

約数ペア:

[(1, 255280320), (2, 127640160), (3, 85093440), (4, 63820080), (5, 51056064), (6, 42546720), (8, 31910040), (9, 28364480), (10, 25528032), (12, 21273360), (15, 17018688), (16, 15955020), (18, 14182240), (20, 12764016), (24, 10636680), (30, 8509344), (32, 7977510), (36, 7091120), (40, 6382008), (45, 5672896), (48, 5318340), (60, 4254672), (64, 3988755), (72, 3545560), (80, 3191004), (90, 2836448), (96, 2659170), (120, 2127336), (137, 1863360), (144, 1772780), (160, 1595502), (180, 1418224), (192, 1329585), (240, 1063668), (274, 931680), (288, 886390), (320, 797751), (360, 709112), (411, 621120), (480, 531834), (548, 465840), (576, 443195), (647, 394560), (685, 372672), (720, 354556), (822, 310560), (960, 265917), (1096, 232920), (1233, 207040), (1294, 197280), (1370, 186336), (1440, 177278), (1644, 155280), (1941, 131520), (2055, 124224), (2192, 116460), (2466, 103520), (2588, 98640), (2740, 93168), (2880, 88639), (3235, 78912), (3288, 77640), (3882, 65760), (4110, 62112), (4384, 58230), (4932, 51760), (5176, 49320), (5480, 46584), (5823, 43840), (6165, 41408), (6470, 39456), (6576, 38820), (7764, 32880), (8220, 31056), (8768, 29115), (9705, 26304), (9864, 25880), (10352, 24660), (10960, 23292), (11646, 21920), (12330, 20704), (12940, 19728), (13152, 19410), (15528, 16440)]