38181120

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:248

約数の個数: 144

約数和(自身を含む): 124700352

約数和(自身を除く): 86519232

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 64, 80, 96, 120, 122, 128, 160, 163, 183, 192, 240, 244, 256, 305, 320, 326, 366, 384, 480, 488, 489, 610, 640, 652, 732, 768, 815, 915, 960, 976, 978, 1220, 1280, 1304, 1464, 1630, 1830, 1920, 1952, 1956, 2440, 2445, 2608, 2928, 3260, 3660, 3840, 3904, 3912, 4880, 4890, 5216, 5856, 6520, 7320, 7808, 7824, 9760, 9780, 9943, 10432, 11712, 13040, 14640, 15616, 15648, 19520, 19560, 19886, 20864, 23424, 26080, 29280, 29829, 31296, 39040, 39120, 39772, 41728, 46848, 49715, 52160, 58560, 59658, 62592, 78080, 78240, 79544, 99430, 104320, 117120, 119316, 125184, 149145, 156480, 159088, 198860, 208640, 234240, 238632, 298290, 312960, 318176, 397720, 477264, 596580, 625920, 636352, 795440, 954528, 1193160, 1272704, 1590880, 1909056, 2386320, 2545408, 3181760, 3818112, 4772640, 6363520, 7636224, 9545280, 12727040, 19090560, 38181120]

約数ペア:

[(1, 38181120), (2, 19090560), (3, 12727040), (4, 9545280), (5, 7636224), (6, 6363520), (8, 4772640), (10, 3818112), (12, 3181760), (15, 2545408), (16, 2386320), (20, 1909056), (24, 1590880), (30, 1272704), (32, 1193160), (40, 954528), (48, 795440), (60, 636352), (61, 625920), (64, 596580), (80, 477264), (96, 397720), (120, 318176), (122, 312960), (128, 298290), (160, 238632), (163, 234240), (183, 208640), (192, 198860), (240, 159088), (244, 156480), (256, 149145), (305, 125184), (320, 119316), (326, 117120), (366, 104320), (384, 99430), (480, 79544), (488, 78240), (489, 78080), (610, 62592), (640, 59658), (652, 58560), (732, 52160), (768, 49715), (815, 46848), (915, 41728), (960, 39772), (976, 39120), (978, 39040), (1220, 31296), (1280, 29829), (1304, 29280), (1464, 26080), (1630, 23424), (1830, 20864), (1920, 19886), (1952, 19560), (1956, 19520), (2440, 15648), (2445, 15616), (2608, 14640), (2928, 13040), (3260, 11712), (3660, 10432), (3840, 9943), (3904, 9780), (3912, 9760), (4880, 7824), (4890, 7808), (5216, 7320), (5856, 6520)]