161588640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{336643}}^1$

素因数の和:336661

約数の個数: 48

約数和(自身を含む): 509005728

約数和(自身を除く): 347417088

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 336643, 673286, 1009929, 1346572, 1683215, 2019858, 2693144, 3366430, 4039716, 5049645, 5386288, 6732860, 8079432, 10099290, 10772576, 13465720, 16158864, 20198580, 26931440, 32317728, 40397160, 53862880, 80794320, 161588640]

約数ペア:

[(1, 161588640), (2, 80794320), (3, 53862880), (4, 40397160), (5, 32317728), (6, 26931440), (8, 20198580), (10, 16158864), (12, 13465720), (15, 10772576), (16, 10099290), (20, 8079432), (24, 6732860), (30, 5386288), (32, 5049645), (40, 4039716), (48, 3366430), (60, 2693144), (80, 2019858), (96, 1683215), (120, 1346572), (160, 1009929), (240, 673286), (480, 336643)]