388689120

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{269923}}^1$

素因数の和:269944

約数の個数: 72

約数和(自身を含む): 1326406536

約数和(自身を除く): 937717416

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 269923, 539846, 809769, 1079692, 1349615, 1619538, 2159384, 2429307, 2699230, 3239076, 4048845, 4318768, 4858614, 5398460, 6478152, 8097690, 8637536, 9717228, 10796920, 12146535, 12956304, 16195380, 19434456, 21593840, 24293070, 25912608, 32390760, 38868912, 43187680, 48586140, 64781520, 77737824, 97172280, 129563040, 194344560, 388689120]

約数ペア:

[(1, 388689120), (2, 194344560), (3, 129563040), (4, 97172280), (5, 77737824), (6, 64781520), (8, 48586140), (9, 43187680), (10, 38868912), (12, 32390760), (15, 25912608), (16, 24293070), (18, 21593840), (20, 19434456), (24, 16195380), (30, 12956304), (32, 12146535), (36, 10796920), (40, 9717228), (45, 8637536), (48, 8097690), (60, 6478152), (72, 5398460), (80, 4858614), (90, 4318768), (96, 4048845), (120, 3239076), (144, 2699230), (160, 2429307), (180, 2159384), (240, 1619538), (288, 1349615), (360, 1079692), (480, 809769), (720, 539846), (1440, 269923)]