213025920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{110951}}^1$

素因数の和:110973

約数の個数: 64

約数和(自身を含む): 679026240

約数和(自身を除く): 466000320

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, 110951, 221902, 332853, 443804, 554755, 665706, 887608, 1109510, 1331412, 1664265, 1775216, 2219020, 2662824, 3328530, 3550432, 4438040, 5325648, 6657060, 7100864, 8876080, 10651296, 13314120, 14201728, 17752160, 21302592, 26628240, 35504320, 42605184, 53256480, 71008640, 106512960, 213025920]

約数ペア:

[(1, 213025920), (2, 106512960), (3, 71008640), (4, 53256480), (5, 42605184), (6, 35504320), (8, 26628240), (10, 21302592), (12, 17752160), (15, 14201728), (16, 13314120), (20, 10651296), (24, 8876080), (30, 7100864), (32, 6657060), (40, 5325648), (48, 4438040), (60, 3550432), (64, 3328530), (80, 2662824), (96, 2219020), (120, 1775216), (128, 1664265), (160, 1331412), (192, 1109510), (240, 887608), (320, 665706), (384, 554755), (480, 443804), (640, 332853), (960, 221902), (1920, 110951)]