1228500

素因数分解:

$2^2\times 3^3\times 5^3\times 7^1\times {\mathrm{13}}^1$

素因数の和:48

約数の個数: 192

約数和(自身を含む): 4892160

約数和(自身を除く): 3663660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 25, 26, 27, 28, 30, 35, 36, 39, 42, 45, 50, 52, 54, 60, 63, 65, 70, 75, 78, 84, 90, 91, 100, 105, 108, 117, 125, 126, 130, 135, 140, 150, 156, 175, 180, 182, 189, 195, 210, 225, 234, 250, 252, 260, 270, 273, 300, 315, 325, 350, 351, 364, 375, 378, 390, 420, 450, 455, 468, 500, 525, 540, 546, 585, 630, 650, 675, 700, 702, 750, 756, 780, 819, 875, 900, 910, 945, 975, 1050, 1092, 1125, 1170, 1260, 1300, 1350, 1365, 1404, 1500, 1575, 1625, 1638, 1750, 1755, 1820, 1890, 1950, 2100, 2250, 2275, 2340, 2457, 2625, 2700, 2730, 2925, 3150, 3250, 3276, 3375, 3500, 3510, 3780, 3900, 4095, 4500, 4550, 4725, 4875, 4914, 5250, 5460, 5850, 6300, 6500, 6750, 6825, 7020, 7875, 8190, 8775, 9100, 9450, 9750, 9828, 10500, 11375, 11700, 12285, 13500, 13650, 14625, 15750, 16380, 17550, 18900, 19500, 20475, 22750, 23625, 24570, 27300, 29250, 31500, 34125, 35100, 40950, 43875, 45500, 47250, 49140, 58500, 61425, 68250, 81900, 87750, 94500, 102375, 122850, 136500, 175500, 204750, 245700, 307125, 409500, 614250, 1228500]

約数ペア:

[(1, 1228500), (2, 614250), (3, 409500), (4, 307125), (5, 245700), (6, 204750), (7, 175500), (9, 136500), (10, 122850), (12, 102375), (13, 94500), (14, 87750), (15, 81900), (18, 68250), (20, 61425), (21, 58500), (25, 49140), (26, 47250), (27, 45500), (28, 43875), (30, 40950), (35, 35100), (36, 34125), (39, 31500), (42, 29250), (45, 27300), (50, 24570), (52, 23625), (54, 22750), (60, 20475), (63, 19500), (65, 18900), (70, 17550), (75, 16380), (78, 15750), (84, 14625), (90, 13650), (91, 13500), (100, 12285), (105, 11700), (108, 11375), (117, 10500), (125, 9828), (126, 9750), (130, 9450), (135, 9100), (140, 8775), (150, 8190), (156, 7875), (175, 7020), (180, 6825), (182, 6750), (189, 6500), (195, 6300), (210, 5850), (225, 5460), (234, 5250), (250, 4914), (252, 4875), (260, 4725), (270, 4550), (273, 4500), (300, 4095), (315, 3900), (325, 3780), (350, 3510), (351, 3500), (364, 3375), (375, 3276), (378, 3250), (390, 3150), (420, 2925), (450, 2730), (455, 2700), (468, 2625), (500, 2457), (525, 2340), (540, 2275), (546, 2250), (585, 2100), (630, 1950), (650, 1890), (675, 1820), (700, 1755), (702, 1750), (750, 1638), (756, 1625), (780, 1575), (819, 1500), (875, 1404), (900, 1365), (910, 1350), (945, 1300), (975, 1260), (1050, 1170), (1092, 1125)]