213962880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{111439}}^1$

素因数の和:111461

約数の個数: 64

約数和(自身を含む): 682012800

約数和(自身を除く): 468049920

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, 111439, 222878, 334317, 445756, 557195, 668634, 891512, 1114390, 1337268, 1671585, 1783024, 2228780, 2674536, 3343170, 3566048, 4457560, 5349072, 6686340, 7132096, 8915120, 10698144, 13372680, 14264192, 17830240, 21396288, 26745360, 35660480, 42792576, 53490720, 71320960, 106981440, 213962880]

約数ペア:

[(1, 213962880), (2, 106981440), (3, 71320960), (4, 53490720), (5, 42792576), (6, 35660480), (8, 26745360), (10, 21396288), (12, 17830240), (15, 14264192), (16, 13372680), (20, 10698144), (24, 8915120), (30, 7132096), (32, 6686340), (40, 5349072), (48, 4457560), (60, 3566048), (64, 3343170), (80, 2674536), (96, 2228780), (120, 1783024), (128, 1671585), (160, 1337268), (192, 1114390), (240, 891512), (320, 668634), (384, 557195), (480, 445756), (640, 334317), (960, 222878), (1920, 111439)]