142750720

素因数分解:

$2^{10}\times 5^1\times 7^2\times {\mathrm{569}}^1$

素因数の和:608

約数の個数: 132

約数和(自身を含む): 399042180

約数和(自身を除く): 256291460

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 512, 560, 569, 640, 784, 896, 980, 1024, 1120, 1138, 1280, 1568, 1792, 1960, 2240, 2276, 2560, 2845, 3136, 3584, 3920, 3983, 4480, 4552, 5120, 5690, 6272, 7168, 7840, 7966, 8960, 9104, 11380, 12544, 15680, 15932, 17920, 18208, 19915, 22760, 25088, 27881, 31360, 31864, 35840, 36416, 39830, 45520, 50176, 55762, 62720, 63728, 72832, 79660, 91040, 111524, 125440, 127456, 139405, 145664, 159320, 182080, 223048, 250880, 254912, 278810, 291328, 318640, 364160, 446096, 509824, 557620, 582656, 637280, 728320, 892192, 1019648, 1115240, 1274560, 1456640, 1784384, 2039296, 2230480, 2549120, 2913280, 3568768, 4078592, 4460960, 5098240, 7137536, 8921920, 10196480, 14275072, 17843840, 20392960, 28550144, 35687680, 71375360, 142750720]

約数ペア:

[(1, 142750720), (2, 71375360), (4, 35687680), (5, 28550144), (7, 20392960), (8, 17843840), (10, 14275072), (14, 10196480), (16, 8921920), (20, 7137536), (28, 5098240), (32, 4460960), (35, 4078592), (40, 3568768), (49, 2913280), (56, 2549120), (64, 2230480), (70, 2039296), (80, 1784384), (98, 1456640), (112, 1274560), (128, 1115240), (140, 1019648), (160, 892192), (196, 728320), (224, 637280), (245, 582656), (256, 557620), (280, 509824), (320, 446096), (392, 364160), (448, 318640), (490, 291328), (512, 278810), (560, 254912), (569, 250880), (640, 223048), (784, 182080), (896, 159320), (980, 145664), (1024, 139405), (1120, 127456), (1138, 125440), (1280, 111524), (1568, 91040), (1792, 79660), (1960, 72832), (2240, 63728), (2276, 62720), (2560, 55762), (2845, 50176), (3136, 45520), (3584, 39830), (3920, 36416), (3983, 35840), (4480, 31864), (4552, 31360), (5120, 27881), (5690, 25088), (6272, 22760), (7168, 19915), (7840, 18208), (7966, 17920), (8960, 15932), (9104, 15680), (11380, 12544)]