1425280

素因数分解:

$2^7\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1$

素因数の和:167

約数の個数: 64

約数和(自身を含む): 3635280

約数和(自身を除く): 2210000

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 131, 136, 160, 170, 262, 272, 320, 340, 524, 544, 640, 655, 680, 1048, 1088, 1310, 1360, 2096, 2176, 2227, 2620, 2720, 4192, 4454, 5240, 5440, 8384, 8908, 10480, 10880, 11135, 16768, 17816, 20960, 22270, 35632, 41920, 44540, 71264, 83840, 89080, 142528, 178160, 285056, 356320, 712640, 1425280]

約数ペア:

[(1, 1425280), (2, 712640), (4, 356320), (5, 285056), (8, 178160), (10, 142528), (16, 89080), (17, 83840), (20, 71264), (32, 44540), (34, 41920), (40, 35632), (64, 22270), (68, 20960), (80, 17816), (85, 16768), (128, 11135), (131, 10880), (136, 10480), (160, 8908), (170, 8384), (262, 5440), (272, 5240), (320, 4454), (340, 4192), (524, 2720), (544, 2620), (640, 2227), (655, 2176), (680, 2096), (1048, 1360), (1088, 1310)]