161022720

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2207}}^1$

素因数の和:2250

約数の個数: 144

約数和(自身を含む): 541578240

約数和(自身を除く): 380555520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 128, 152, 160, 190, 192, 228, 240, 256, 285, 304, 320, 380, 384, 456, 480, 570, 608, 640, 760, 768, 912, 960, 1140, 1216, 1280, 1520, 1824, 1920, 2207, 2280, 2432, 3040, 3648, 3840, 4414, 4560, 4864, 6080, 6621, 7296, 8828, 9120, 11035, 12160, 13242, 14592, 17656, 18240, 22070, 24320, 26484, 33105, 35312, 36480, 41933, 44140, 52968, 66210, 70624, 72960, 83866, 88280, 105936, 125799, 132420, 141248, 167732, 176560, 209665, 211872, 251598, 264840, 282496, 335464, 353120, 419330, 423744, 503196, 529680, 564992, 628995, 670928, 706240, 838660, 847488, 1006392, 1059360, 1257990, 1341856, 1412480, 1677320, 1694976, 2012784, 2118720, 2515980, 2683712, 2824960, 3354640, 4025568, 4237440, 5031960, 5367424, 6709280, 8051136, 8474880, 10063920, 10734848, 13418560, 16102272, 20127840, 26837120, 32204544, 40255680, 53674240, 80511360, 161022720]

約数ペア:

[(1, 161022720), (2, 80511360), (3, 53674240), (4, 40255680), (5, 32204544), (6, 26837120), (8, 20127840), (10, 16102272), (12, 13418560), (15, 10734848), (16, 10063920), (19, 8474880), (20, 8051136), (24, 6709280), (30, 5367424), (32, 5031960), (38, 4237440), (40, 4025568), (48, 3354640), (57, 2824960), (60, 2683712), (64, 2515980), (76, 2118720), (80, 2012784), (95, 1694976), (96, 1677320), (114, 1412480), (120, 1341856), (128, 1257990), (152, 1059360), (160, 1006392), (190, 847488), (192, 838660), (228, 706240), (240, 670928), (256, 628995), (285, 564992), (304, 529680), (320, 503196), (380, 423744), (384, 419330), (456, 353120), (480, 335464), (570, 282496), (608, 264840), (640, 251598), (760, 211872), (768, 209665), (912, 176560), (960, 167732), (1140, 141248), (1216, 132420), (1280, 125799), (1520, 105936), (1824, 88280), (1920, 83866), (2207, 72960), (2280, 70624), (2432, 66210), (3040, 52968), (3648, 44140), (3840, 41933), (4414, 36480), (4560, 35312), (4864, 33105), (6080, 26484), (6621, 24320), (7296, 22070), (8828, 18240), (9120, 17656), (11035, 14592), (12160, 13242)]