1489280

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 3855600

約数和(自身を除く): 2366320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 179, 208, 260, 320, 358, 416, 520, 640, 716, 832, 895, 1040, 1432, 1664, 1790, 2080, 2327, 2864, 3580, 4160, 4654, 5728, 7160, 8320, 9308, 11456, 11635, 14320, 18616, 22912, 23270, 28640, 37232, 46540, 57280, 74464, 93080, 114560, 148928, 186160, 297856, 372320, 744640, 1489280]

約数ペア:

[(1, 1489280), (2, 744640), (4, 372320), (5, 297856), (8, 186160), (10, 148928), (13, 114560), (16, 93080), (20, 74464), (26, 57280), (32, 46540), (40, 37232), (52, 28640), (64, 23270), (65, 22912), (80, 18616), (104, 14320), (128, 11635), (130, 11456), (160, 9308), (179, 8320), (208, 7160), (260, 5728), (320, 4654), (358, 4160), (416, 3580), (520, 2864), (640, 2327), (716, 2080), (832, 1790), (895, 1664), (1040, 1432)]