215112960

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:361

約数の個数: 216

約数和(自身を含む): 757620864

約数和(自身を除く): 542507904

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, 71, 72, 80, 90, 96, 120, 128, 142, 144, 160, 180, 192, 213, 240, 256, 263, 284, 288, 320, 355, 360, 384, 426, 480, 526, 568, 576, 639, 640, 710, 720, 768, 789, 852, 960, 1052, 1065, 1136, 1152, 1278, 1280, 1315, 1420, 1440, 1578, 1704, 1920, 2104, 2130, 2272, 2304, 2367, 2556, 2630, 2840, 2880, 3156, 3195, 3408, 3840, 3945, 4208, 4260, 4544, 4734, 5112, 5260, 5680, 5760, 6312, 6390, 6816, 7890, 8416, 8520, 9088, 9468, 10224, 10520, 11360, 11520, 11835, 12624, 12780, 13632, 15780, 16832, 17040, 18176, 18673, 18936, 20448, 21040, 22720, 23670, 25248, 25560, 27264, 31560, 33664, 34080, 37346, 37872, 40896, 42080, 45440, 47340, 50496, 51120, 54528, 56019, 63120, 67328, 68160, 74692, 75744, 81792, 84160, 90880, 93365, 94680, 100992, 102240, 112038, 126240, 136320, 149384, 151488, 163584, 168057, 168320, 186730, 189360, 201984, 204480, 224076, 252480, 272640, 280095, 298768, 302976, 336114, 336640, 373460, 378720, 408960, 448152, 504960, 560190, 597536, 605952, 672228, 746920, 757440, 817920, 840285, 896304, 1009920, 1120380, 1195072, 1344456, 1493840, 1514880, 1680570, 1792608, 2240760, 2390144, 2688912, 2987680, 3029760, 3361140, 3585216, 4481520, 4780288, 5377824, 5975360, 6722280, 7170432, 8963040, 10755648, 11950720, 13444560, 14340864, 17926080, 21511296, 23901440, 26889120, 35852160, 43022592, 53778240, 71704320, 107556480, 215112960]

約数ペア:

[(1, 215112960), (2, 107556480), (3, 71704320), (4, 53778240), (5, 43022592), (6, 35852160), (8, 26889120), (9, 23901440), (10, 21511296), (12, 17926080), (15, 14340864), (16, 13444560), (18, 11950720), (20, 10755648), (24, 8963040), (30, 7170432), (32, 6722280), (36, 5975360), (40, 5377824), (45, 4780288), (48, 4481520), (60, 3585216), (64, 3361140), (71, 3029760), (72, 2987680), (80, 2688912), (90, 2390144), (96, 2240760), (120, 1792608), (128, 1680570), (142, 1514880), (144, 1493840), (160, 1344456), (180, 1195072), (192, 1120380), (213, 1009920), (240, 896304), (256, 840285), (263, 817920), (284, 757440), (288, 746920), (320, 672228), (355, 605952), (360, 597536), (384, 560190), (426, 504960), (480, 448152), (526, 408960), (568, 378720), (576, 373460), (639, 336640), (640, 336114), (710, 302976), (720, 298768), (768, 280095), (789, 272640), (852, 252480), (960, 224076), (1052, 204480), (1065, 201984), (1136, 189360), (1152, 186730), (1278, 168320), (1280, 168057), (1315, 163584), (1420, 151488), (1440, 149384), (1578, 136320), (1704, 126240), (1920, 112038), (2104, 102240), (2130, 100992), (2272, 94680), (2304, 93365), (2367, 90880), (2556, 84160), (2630, 81792), (2840, 75744), (2880, 74692), (3156, 68160), (3195, 67328), (3408, 63120), (3840, 56019), (3945, 54528), (4208, 51120), (4260, 50496), (4544, 47340), (4734, 45440), (5112, 42080), (5260, 40896), (5680, 37872), (5760, 37346), (6312, 34080), (6390, 33664), (6816, 31560), (7890, 27264), (8416, 25560), (8520, 25248), (9088, 23670), (9468, 22720), (10224, 21040), (10520, 20448), (11360, 18936), (11520, 18673), (11835, 18176), (12624, 17040), (12780, 16832), (13632, 15780)]