18444160

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1$

素因数の和:228

約数の個数: 128

約数和(自身を含む): 52876800

約数和(自身を除く): 34432640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 128, 140, 160, 161, 179, 184, 224, 230, 280, 320, 322, 358, 368, 448, 460, 560, 640, 644, 716, 736, 805, 895, 896, 920, 1120, 1253, 1288, 1432, 1472, 1610, 1790, 1840, 2240, 2506, 2576, 2864, 2944, 3220, 3580, 3680, 4117, 4480, 5012, 5152, 5728, 6265, 6440, 7160, 7360, 8234, 10024, 10304, 11456, 12530, 12880, 14320, 14720, 16468, 20048, 20585, 20608, 22912, 25060, 25760, 28640, 28819, 32936, 40096, 41170, 50120, 51520, 57280, 57638, 65872, 80192, 82340, 100240, 103040, 114560, 115276, 131744, 144095, 160384, 164680, 200480, 230552, 263488, 288190, 329360, 400960, 461104, 526976, 576380, 658720, 801920, 922208, 1152760, 1317440, 1844416, 2305520, 2634880, 3688832, 4611040, 9222080, 18444160]

約数ペア:

[(1, 18444160), (2, 9222080), (4, 4611040), (5, 3688832), (7, 2634880), (8, 2305520), (10, 1844416), (14, 1317440), (16, 1152760), (20, 922208), (23, 801920), (28, 658720), (32, 576380), (35, 526976), (40, 461104), (46, 400960), (56, 329360), (64, 288190), (70, 263488), (80, 230552), (92, 200480), (112, 164680), (115, 160384), (128, 144095), (140, 131744), (160, 115276), (161, 114560), (179, 103040), (184, 100240), (224, 82340), (230, 80192), (280, 65872), (320, 57638), (322, 57280), (358, 51520), (368, 50120), (448, 41170), (460, 40096), (560, 32936), (640, 28819), (644, 28640), (716, 25760), (736, 25060), (805, 22912), (895, 20608), (896, 20585), (920, 20048), (1120, 16468), (1253, 14720), (1288, 14320), (1432, 12880), (1472, 12530), (1610, 11456), (1790, 10304), (1840, 10024), (2240, 8234), (2506, 7360), (2576, 7160), (2864, 6440), (2944, 6265), (3220, 5728), (3580, 5152), (3680, 5012), (4117, 4480)]