263786280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{677}}^1$

素因数の和:899

約数の個数: 128

約数和(自身を含む): 843540480

約数和(自身を除く): 579754200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 34, 40, 51, 60, 68, 85, 102, 120, 136, 170, 191, 204, 255, 340, 382, 408, 510, 573, 677, 680, 764, 955, 1020, 1146, 1354, 1528, 1910, 2031, 2040, 2292, 2708, 2865, 3247, 3385, 3820, 4062, 4584, 5416, 5730, 6494, 6770, 7640, 8124, 9741, 10155, 11460, 11509, 12988, 13540, 16235, 16248, 19482, 20310, 22920, 23018, 25976, 27080, 32470, 34527, 38964, 40620, 46036, 48705, 57545, 64940, 69054, 77928, 81240, 92072, 97410, 115090, 129307, 129880, 138108, 172635, 194820, 230180, 258614, 276216, 345270, 387921, 389640, 460360, 517228, 646535, 690540, 775842, 1034456, 1293070, 1381080, 1551684, 1939605, 2198219, 2586140, 3103368, 3879210, 4396438, 5172280, 6594657, 7758420, 8792876, 10991095, 13189314, 15516840, 17585752, 21982190, 26378628, 32973285, 43964380, 52757256, 65946570, 87928760, 131893140, 263786280]

約数ペア:

[(1, 263786280), (2, 131893140), (3, 87928760), (4, 65946570), (5, 52757256), (6, 43964380), (8, 32973285), (10, 26378628), (12, 21982190), (15, 17585752), (17, 15516840), (20, 13189314), (24, 10991095), (30, 8792876), (34, 7758420), (40, 6594657), (51, 5172280), (60, 4396438), (68, 3879210), (85, 3103368), (102, 2586140), (120, 2198219), (136, 1939605), (170, 1551684), (191, 1381080), (204, 1293070), (255, 1034456), (340, 775842), (382, 690540), (408, 646535), (510, 517228), (573, 460360), (677, 389640), (680, 387921), (764, 345270), (955, 276216), (1020, 258614), (1146, 230180), (1354, 194820), (1528, 172635), (1910, 138108), (2031, 129880), (2040, 129307), (2292, 115090), (2708, 97410), (2865, 92072), (3247, 81240), (3385, 77928), (3820, 69054), (4062, 64940), (4584, 57545), (5416, 48705), (5730, 46036), (6494, 40620), (6770, 38964), (7640, 34527), (8124, 32470), (9741, 27080), (10155, 25976), (11460, 23018), (11509, 22920), (12988, 20310), (13540, 19482), (16235, 16248)]