28983680

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1$

素因数の和:232

約数の個数: 128

約数和(自身を含む): 79315200

約数和(自身を除く): 50331520

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 32, 40, 44, 46, 55, 64, 80, 88, 92, 110, 115, 128, 160, 176, 179, 184, 220, 230, 253, 320, 352, 358, 368, 440, 460, 506, 640, 704, 716, 736, 880, 895, 920, 1012, 1265, 1408, 1432, 1472, 1760, 1790, 1840, 1969, 2024, 2530, 2864, 2944, 3520, 3580, 3680, 3938, 4048, 4117, 5060, 5728, 7040, 7160, 7360, 7876, 8096, 8234, 9845, 10120, 11456, 14320, 14720, 15752, 16192, 16468, 19690, 20240, 20585, 22912, 28640, 31504, 32384, 32936, 39380, 40480, 41170, 45287, 57280, 63008, 65872, 78760, 80960, 82340, 90574, 114560, 126016, 131744, 157520, 161920, 164680, 181148, 226435, 252032, 263488, 315040, 329360, 362296, 452870, 526976, 630080, 658720, 724592, 905740, 1260160, 1317440, 1449184, 1811480, 2634880, 2898368, 3622960, 5796736, 7245920, 14491840, 28983680]

約数ペア:

[(1, 28983680), (2, 14491840), (4, 7245920), (5, 5796736), (8, 3622960), (10, 2898368), (11, 2634880), (16, 1811480), (20, 1449184), (22, 1317440), (23, 1260160), (32, 905740), (40, 724592), (44, 658720), (46, 630080), (55, 526976), (64, 452870), (80, 362296), (88, 329360), (92, 315040), (110, 263488), (115, 252032), (128, 226435), (160, 181148), (176, 164680), (179, 161920), (184, 157520), (220, 131744), (230, 126016), (253, 114560), (320, 90574), (352, 82340), (358, 80960), (368, 78760), (440, 65872), (460, 63008), (506, 57280), (640, 45287), (704, 41170), (716, 40480), (736, 39380), (880, 32936), (895, 32384), (920, 31504), (1012, 28640), (1265, 22912), (1408, 20585), (1432, 20240), (1472, 19690), (1760, 16468), (1790, 16192), (1840, 15752), (1969, 14720), (2024, 14320), (2530, 11456), (2864, 10120), (2944, 9845), (3520, 8234), (3580, 8096), (3680, 7876), (3938, 7360), (4048, 7160), (4117, 7040), (5060, 5728)]