387521280

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{11213}}^1$

素因数の和:11243

約数の個数: 144

約数和(自身を含む): 1375284960

約数和(自身を除く): 987763680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 768, 864, 960, 1080, 1152, 1280, 1440, 1728, 1920, 2160, 2304, 2880, 3456, 3840, 4320, 5760, 6912, 8640, 11213, 11520, 17280, 22426, 33639, 34560, 44852, 56065, 67278, 89704, 100917, 112130, 134556, 168195, 179408, 201834, 224260, 269112, 302751, 336390, 358816, 403668, 448520, 504585, 538224, 605502, 672780, 717632, 807336, 897040, 1009170, 1076448, 1211004, 1345560, 1435264, 1513755, 1614672, 1794080, 2018340, 2152896, 2422008, 2691120, 2870528, 3027510, 3229344, 3588160, 4036680, 4305792, 4844016, 5382240, 6055020, 6458688, 7176320, 8073360, 8611584, 9688032, 10764480, 12110040, 12917376, 14352640, 16146720, 19376064, 21528960, 24220080, 25834752, 32293440, 38752128, 43057920, 48440160, 64586880, 77504256, 96880320, 129173760, 193760640, 387521280]

約数ペア:

[(1, 387521280), (2, 193760640), (3, 129173760), (4, 96880320), (5, 77504256), (6, 64586880), (8, 48440160), (9, 43057920), (10, 38752128), (12, 32293440), (15, 25834752), (16, 24220080), (18, 21528960), (20, 19376064), (24, 16146720), (27, 14352640), (30, 12917376), (32, 12110040), (36, 10764480), (40, 9688032), (45, 8611584), (48, 8073360), (54, 7176320), (60, 6458688), (64, 6055020), (72, 5382240), (80, 4844016), (90, 4305792), (96, 4036680), (108, 3588160), (120, 3229344), (128, 3027510), (135, 2870528), (144, 2691120), (160, 2422008), (180, 2152896), (192, 2018340), (216, 1794080), (240, 1614672), (256, 1513755), (270, 1435264), (288, 1345560), (320, 1211004), (360, 1076448), (384, 1009170), (432, 897040), (480, 807336), (540, 717632), (576, 672780), (640, 605502), (720, 538224), (768, 504585), (864, 448520), (960, 403668), (1080, 358816), (1152, 336390), (1280, 302751), (1440, 269112), (1728, 224260), (1920, 201834), (2160, 179408), (2304, 168195), (2880, 134556), (3456, 112130), (3840, 100917), (4320, 89704), (5760, 67278), (6912, 56065), (8640, 44852), (11213, 34560), (11520, 33639), (17280, 22426)]