213536820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{26759}}^1$

素因数の和:26797

約数の個数: 96

約数和(自身を含む): 719308800

約数和(自身を除く): 505771980

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 26759, 53518, 80277, 107036, 133795, 160554, 187313, 267590, 321108, 374626, 401385, 508421, 535180, 561939, 749252, 802770, 936565, 1016842, 1123878, 1525263, 1605540, 1873130, 2033684, 2247756, 2542105, 2809695, 3050526, 3558947, 3746260, 5084210, 5619390, 6101052, 7117894, 7626315, 10168420, 10676841, 11238780, 14235788, 15252630, 17794735, 21353682, 30505260, 35589470, 42707364, 53384205, 71178940, 106768410, 213536820]

約数ペア:

[(1, 213536820), (2, 106768410), (3, 71178940), (4, 53384205), (5, 42707364), (6, 35589470), (7, 30505260), (10, 21353682), (12, 17794735), (14, 15252630), (15, 14235788), (19, 11238780), (20, 10676841), (21, 10168420), (28, 7626315), (30, 7117894), (35, 6101052), (38, 5619390), (42, 5084210), (57, 3746260), (60, 3558947), (70, 3050526), (76, 2809695), (84, 2542105), (95, 2247756), (105, 2033684), (114, 1873130), (133, 1605540), (140, 1525263), (190, 1123878), (210, 1016842), (228, 936565), (266, 802770), (285, 749252), (380, 561939), (399, 535180), (420, 508421), (532, 401385), (570, 374626), (665, 321108), (798, 267590), (1140, 187313), (1330, 160554), (1596, 133795), (1995, 107036), (2660, 80277), (3990, 53518), (7980, 26759)]