287162880

素因数分解:

$2^9\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{269}}^1$

素因数の和:434

約数の個数: 160

約数和(自身を含む): 928065600

約数和(自身を除く): 640902720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 139, 160, 192, 240, 256, 269, 278, 320, 384, 417, 480, 512, 538, 556, 640, 695, 768, 807, 834, 960, 1076, 1112, 1280, 1345, 1390, 1536, 1614, 1668, 1920, 2085, 2152, 2224, 2560, 2690, 2780, 3228, 3336, 3840, 4035, 4170, 4304, 4448, 5380, 5560, 6456, 6672, 7680, 8070, 8340, 8608, 8896, 10760, 11120, 12912, 13344, 16140, 16680, 17216, 17792, 21520, 22240, 25824, 26688, 32280, 33360, 34432, 35584, 37391, 43040, 44480, 51648, 53376, 64560, 66720, 68864, 71168, 74782, 86080, 88960, 103296, 106752, 112173, 129120, 133440, 137728, 149564, 172160, 177920, 186955, 206592, 213504, 224346, 258240, 266880, 299128, 344320, 355840, 373910, 413184, 448692, 516480, 533760, 560865, 598256, 688640, 747820, 897384, 1032960, 1067520, 1121730, 1196512, 1495640, 1794768, 2065920, 2243460, 2393024, 2991280, 3589536, 4486920, 4786048, 5982560, 7179072, 8973840, 9572096, 11965120, 14358144, 17947680, 19144192, 23930240, 28716288, 35895360, 47860480, 57432576, 71790720, 95720960, 143581440, 287162880]

約数ペア:

[(1, 287162880), (2, 143581440), (3, 95720960), (4, 71790720), (5, 57432576), (6, 47860480), (8, 35895360), (10, 28716288), (12, 23930240), (15, 19144192), (16, 17947680), (20, 14358144), (24, 11965120), (30, 9572096), (32, 8973840), (40, 7179072), (48, 5982560), (60, 4786048), (64, 4486920), (80, 3589536), (96, 2991280), (120, 2393024), (128, 2243460), (139, 2065920), (160, 1794768), (192, 1495640), (240, 1196512), (256, 1121730), (269, 1067520), (278, 1032960), (320, 897384), (384, 747820), (417, 688640), (480, 598256), (512, 560865), (538, 533760), (556, 516480), (640, 448692), (695, 413184), (768, 373910), (807, 355840), (834, 344320), (960, 299128), (1076, 266880), (1112, 258240), (1280, 224346), (1345, 213504), (1390, 206592), (1536, 186955), (1614, 177920), (1668, 172160), (1920, 149564), (2085, 137728), (2152, 133440), (2224, 129120), (2560, 112173), (2690, 106752), (2780, 103296), (3228, 88960), (3336, 86080), (3840, 74782), (4035, 71168), (4170, 68864), (4304, 66720), (4448, 64560), (5380, 53376), (5560, 51648), (6456, 44480), (6672, 43040), (7680, 37391), (8070, 35584), (8340, 34432), (8608, 33360), (8896, 32280), (10760, 26688), (11120, 25824), (12912, 22240), (13344, 21520), (16140, 17792), (16680, 17216)]