204776460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{491}}^1$

素因数の和:844

約数の個数: 144

約数和(自身を含む): 713486592

約数和(自身を除く): 508710132

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 331, 420, 491, 630, 662, 982, 993, 1260, 1324, 1473, 1655, 1964, 1986, 2317, 2455, 2946, 2979, 3310, 3437, 3972, 4419, 4634, 4910, 4965, 5892, 5958, 6620, 6874, 6951, 7365, 8838, 9268, 9820, 9930, 10311, 11585, 11916, 13748, 13902, 14730, 14895, 17185, 17676, 19860, 20622, 20853, 22095, 23170, 27804, 29460, 29790, 30933, 34370, 34755, 41244, 41706, 44190, 46340, 51555, 59580, 61866, 68740, 69510, 83412, 88380, 103110, 104265, 123732, 139020, 154665, 162521, 206220, 208530, 309330, 325042, 417060, 487563, 618660, 650084, 812605, 975126, 1137647, 1462689, 1625210, 1950252, 2275294, 2437815, 2925378, 3250420, 3412941, 4550588, 4875630, 5688235, 5850756, 6825882, 7313445, 9751260, 10238823, 11376470, 13651764, 14626890, 17064705, 20477646, 22752940, 29253780, 34129410, 40955292, 51194115, 68258820, 102388230, 204776460]

約数ペア:

[(1, 204776460), (2, 102388230), (3, 68258820), (4, 51194115), (5, 40955292), (6, 34129410), (7, 29253780), (9, 22752940), (10, 20477646), (12, 17064705), (14, 14626890), (15, 13651764), (18, 11376470), (20, 10238823), (21, 9751260), (28, 7313445), (30, 6825882), (35, 5850756), (36, 5688235), (42, 4875630), (45, 4550588), (60, 3412941), (63, 3250420), (70, 2925378), (84, 2437815), (90, 2275294), (105, 1950252), (126, 1625210), (140, 1462689), (180, 1137647), (210, 975126), (252, 812605), (315, 650084), (331, 618660), (420, 487563), (491, 417060), (630, 325042), (662, 309330), (982, 208530), (993, 206220), (1260, 162521), (1324, 154665), (1473, 139020), (1655, 123732), (1964, 104265), (1986, 103110), (2317, 88380), (2455, 83412), (2946, 69510), (2979, 68740), (3310, 61866), (3437, 59580), (3972, 51555), (4419, 46340), (4634, 44190), (4910, 41706), (4965, 41244), (5892, 34755), (5958, 34370), (6620, 30933), (6874, 29790), (6951, 29460), (7365, 27804), (8838, 23170), (9268, 22095), (9820, 20853), (9930, 20622), (10311, 19860), (11585, 17676), (11916, 17185), (13748, 14895), (13902, 14730)]