644833260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{24043}}^1$

素因数の和:24207

約数の個数: 72

約数和(自身を含む): 1969203600

約数和(自身を除く): 1324370340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 149, 180, 298, 447, 596, 745, 894, 1341, 1490, 1788, 2235, 2682, 2980, 4470, 5364, 6705, 8940, 13410, 24043, 26820, 48086, 72129, 96172, 120215, 144258, 216387, 240430, 288516, 360645, 432774, 480860, 721290, 865548, 1081935, 1442580, 2163870, 3582407, 4327740, 7164814, 10747221, 14329628, 17912035, 21494442, 32241663, 35824070, 42988884, 53736105, 64483326, 71648140, 107472210, 128966652, 161208315, 214944420, 322416630, 644833260]

約数ペア:

[(1, 644833260), (2, 322416630), (3, 214944420), (4, 161208315), (5, 128966652), (6, 107472210), (9, 71648140), (10, 64483326), (12, 53736105), (15, 42988884), (18, 35824070), (20, 32241663), (30, 21494442), (36, 17912035), (45, 14329628), (60, 10747221), (90, 7164814), (149, 4327740), (180, 3582407), (298, 2163870), (447, 1442580), (596, 1081935), (745, 865548), (894, 721290), (1341, 480860), (1490, 432774), (1788, 360645), (2235, 288516), (2682, 240430), (2980, 216387), (4470, 144258), (5364, 120215), (6705, 96172), (8940, 72129), (13410, 48086), (24043, 26820)]