209285700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{521}}^1$

素因数の和:654

約数の個数: 144

約数和(自身を含む): 659707776

約数和(自身を除く): 450422076

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 103, 130, 150, 156, 195, 206, 260, 300, 309, 325, 390, 412, 515, 521, 618, 650, 780, 975, 1030, 1042, 1236, 1300, 1339, 1545, 1563, 1950, 2060, 2084, 2575, 2605, 2678, 3090, 3126, 3900, 4017, 5150, 5210, 5356, 6180, 6252, 6695, 6773, 7725, 7815, 8034, 10300, 10420, 13025, 13390, 13546, 15450, 15630, 16068, 20085, 20319, 26050, 26780, 27092, 30900, 31260, 33475, 33865, 39075, 40170, 40638, 52100, 53663, 66950, 67730, 78150, 80340, 81276, 100425, 101595, 107326, 133900, 135460, 156300, 160989, 169325, 200850, 203190, 214652, 268315, 321978, 338650, 401700, 406380, 507975, 536630, 643956, 677300, 697619, 804945, 1015950, 1073260, 1341575, 1395238, 1609890, 2031900, 2092857, 2683150, 2790476, 3219780, 3488095, 4024725, 4185714, 5366300, 6976190, 8049450, 8371428, 10464285, 13952380, 16098900, 17440475, 20928570, 34880950, 41857140, 52321425, 69761900, 104642850, 209285700]

約数ペア:

[(1, 209285700), (2, 104642850), (3, 69761900), (4, 52321425), (5, 41857140), (6, 34880950), (10, 20928570), (12, 17440475), (13, 16098900), (15, 13952380), (20, 10464285), (25, 8371428), (26, 8049450), (30, 6976190), (39, 5366300), (50, 4185714), (52, 4024725), (60, 3488095), (65, 3219780), (75, 2790476), (78, 2683150), (100, 2092857), (103, 2031900), (130, 1609890), (150, 1395238), (156, 1341575), (195, 1073260), (206, 1015950), (260, 804945), (300, 697619), (309, 677300), (325, 643956), (390, 536630), (412, 507975), (515, 406380), (521, 401700), (618, 338650), (650, 321978), (780, 268315), (975, 214652), (1030, 203190), (1042, 200850), (1236, 169325), (1300, 160989), (1339, 156300), (1545, 135460), (1563, 133900), (1950, 107326), (2060, 101595), (2084, 100425), (2575, 81276), (2605, 80340), (2678, 78150), (3090, 67730), (3126, 66950), (3900, 53663), (4017, 52100), (5150, 40638), (5210, 40170), (5356, 39075), (6180, 33865), (6252, 33475), (6695, 31260), (6773, 30900), (7725, 27092), (7815, 26780), (8034, 26050), (10300, 20319), (10420, 20085), (13025, 16068), (13390, 15630), (13546, 15450)]