440483840

素因数分解:

$2^{14}\times 5^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1$

素因数の和:335

約数の個数: 120

約数和(自身を含む): 1116699360

約数和(自身を除く): 676215520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 283, 304, 320, 380, 512, 566, 608, 640, 760, 1024, 1132, 1216, 1280, 1415, 1520, 2048, 2264, 2432, 2560, 2830, 3040, 4096, 4528, 4864, 5120, 5377, 5660, 6080, 8192, 9056, 9728, 10240, 10754, 11320, 12160, 16384, 18112, 19456, 20480, 21508, 22640, 24320, 26885, 36224, 38912, 40960, 43016, 45280, 48640, 53770, 72448, 77824, 81920, 86032, 90560, 97280, 107540, 144896, 155648, 172064, 181120, 194560, 215080, 289792, 311296, 344128, 362240, 389120, 430160, 579584, 688256, 724480, 778240, 860320, 1159168, 1376512, 1448960, 1556480, 1720640, 2318336, 2753024, 2897920, 3441280, 4636672, 5506048, 5795840, 6882560, 11012096, 11591680, 13765120, 22024192, 23183360, 27530240, 44048384, 55060480, 88096768, 110120960, 220241920, 440483840]

約数ペア:

[(1, 440483840), (2, 220241920), (4, 110120960), (5, 88096768), (8, 55060480), (10, 44048384), (16, 27530240), (19, 23183360), (20, 22024192), (32, 13765120), (38, 11591680), (40, 11012096), (64, 6882560), (76, 5795840), (80, 5506048), (95, 4636672), (128, 3441280), (152, 2897920), (160, 2753024), (190, 2318336), (256, 1720640), (283, 1556480), (304, 1448960), (320, 1376512), (380, 1159168), (512, 860320), (566, 778240), (608, 724480), (640, 688256), (760, 579584), (1024, 430160), (1132, 389120), (1216, 362240), (1280, 344128), (1415, 311296), (1520, 289792), (2048, 215080), (2264, 194560), (2432, 181120), (2560, 172064), (2830, 155648), (3040, 144896), (4096, 107540), (4528, 97280), (4864, 90560), (5120, 86032), (5377, 81920), (5660, 77824), (6080, 72448), (8192, 53770), (9056, 48640), (9728, 45280), (10240, 43016), (10754, 40960), (11320, 38912), (12160, 36224), (16384, 26885), (18112, 24320), (19456, 22640), (20480, 21508)]