398002560

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{207293}}^1$

素因数の和:207315

約数の個数: 64

約数和(自身を含む): 1268639280

約数和(自身を除く): 870636720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 640, 960, 1920, 207293, 414586, 621879, 829172, 1036465, 1243758, 1658344, 2072930, 2487516, 3109395, 3316688, 4145860, 4975032, 6218790, 6633376, 8291720, 9950064, 12437580, 13266752, 16583440, 19900128, 24875160, 26533504, 33166880, 39800256, 49750320, 66333760, 79600512, 99500640, 132667520, 199001280, 398002560]

約数ペア:

[(1, 398002560), (2, 199001280), (3, 132667520), (4, 99500640), (5, 79600512), (6, 66333760), (8, 49750320), (10, 39800256), (12, 33166880), (15, 26533504), (16, 24875160), (20, 19900128), (24, 16583440), (30, 13266752), (32, 12437580), (40, 9950064), (48, 8291720), (60, 6633376), (64, 6218790), (80, 4975032), (96, 4145860), (120, 3316688), (128, 3109395), (160, 2487516), (192, 2072930), (240, 1658344), (320, 1243758), (384, 1036465), (480, 829172), (640, 621879), (960, 414586), (1920, 207293)]