156721635920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{353}}^1\times {\mathrm{326449}}^1$

素因数の和:326832

約数の個数: 80

約数和(自身を含む): 386905928400

約数和(自身を除く): 230184292480

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 353, 680, 706, 1360, 1412, 1765, 2824, 3530, 5648, 6001, 7060, 12002, 14120, 24004, 28240, 30005, 48008, 60010, 96016, 120020, 240040, 326449, 480080, 652898, 1305796, 1632245, 2611592, 3264490, 5223184, 5549633, 6528980, 11099266, 13057960, 22198532, 26115920, 27748165, 44397064, 55496330, 88794128, 110992660, 115236497, 221985320, 230472994, 443970640, 460945988, 576182485, 921891976, 1152364970, 1843783952, 1959020449, 2304729940, 3918040898, 4609459880, 7836081796, 9218919760, 9795102245, 15672163592, 19590204490, 31344327184, 39180408980, 78360817960, 156721635920]

約数ペア:

[(1, 156721635920), (2, 78360817960), (4, 39180408980), (5, 31344327184), (8, 19590204490), (10, 15672163592), (16, 9795102245), (17, 9218919760), (20, 7836081796), (34, 4609459880), (40, 3918040898), (68, 2304729940), (80, 1959020449), (85, 1843783952), (136, 1152364970), (170, 921891976), (272, 576182485), (340, 460945988), (353, 443970640), (680, 230472994), (706, 221985320), (1360, 115236497), (1412, 110992660), (1765, 88794128), (2824, 55496330), (3530, 44397064), (5648, 27748165), (6001, 26115920), (7060, 22198532), (12002, 13057960), (14120, 11099266), (24004, 6528980), (28240, 5549633), (30005, 5223184), (48008, 3264490), (60010, 2611592), (96016, 1632245), (120020, 1305796), (240040, 652898), (326449, 480080)]