18427500

素因数分解:

$2^2\times 3^4\times 5^4\times 7^1\times {\mathrm{13}}^1$

素因数の和:56

約数の個数: 300

約数和(自身を含む): 74088784

約数和(自身を除く): 55661284

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, 81, 84, 90, 91, 100, 105, 108, 117, 125, 126, 130, 135, 140, 150, 156, 162, 175, 180, 182, 189, 195, 210, 225, 234, 250, 252, 260, 270, 273, 300, 315, 324, 325, 350, 351, 364, 375, 378, 390, 405, 420, 450, 455, 468, 500, 525, 540, 546, 567, 585, 625, 630, 650, 675, 700, 702, 750, 756, 780, 810, 819, 875, 900, 910, 945, 975, 1050, 1053, 1092, 1125, 1134, 1170, 1250, 1260, 1300, 1350, 1365, 1404, 1500, 1575, 1620, 1625, 1638, 1750, 1755, 1820, 1875, 1890, 1950, 2025, 2100, 2106, 2250, 2268, 2275, 2340, 2457, 2500, 2625, 2700, 2730, 2835, 2925, 3150, 3250, 3276, 3375, 3500, 3510, 3750, 3780, 3900, 4050, 4095, 4212, 4375, 4500, 4550, 4725, 4875, 4914, 5250, 5265, 5460, 5625, 5670, 5850, 6300, 6500, 6750, 6825, 7020, 7371, 7500, 7875, 8100, 8125, 8190, 8750, 8775, 9100, 9450, 9750, 9828, 10125, 10500, 10530, 11250, 11340, 11375, 11700, 12285, 13125, 13500, 13650, 14175, 14625, 14742, 15750, 16250, 16380, 16875, 17500, 17550, 18900, 19500, 20250, 20475, 21060, 22500, 22750, 23625, 24375, 24570, 26250, 26325, 27300, 28350, 29250, 29484, 31500, 32500, 33750, 34125, 35100, 36855, 39375, 40500, 40950, 43875, 45500, 47250, 48750, 49140, 50625, 52500, 52650, 56700, 56875, 58500, 61425, 67500, 68250, 70875, 73125, 73710, 78750, 81900, 87750, 94500, 97500, 101250, 102375, 105300, 113750, 118125, 122850, 131625, 136500, 141750, 146250, 147420, 157500, 170625, 175500, 184275, 202500, 204750, 219375, 227500, 236250, 245700, 263250, 283500, 292500, 307125, 341250, 354375, 368550, 409500, 438750, 472500, 511875, 526500, 614250, 658125, 682500, 708750, 737100, 877500, 921375, 1023750, 1228500, 1316250, 1417500, 1535625, 1842750, 2047500, 2632500, 3071250, 3685500, 4606875, 6142500, 9213750, 18427500]

約数ペア:

[(1, 18427500), (2, 9213750), (3, 6142500), (4, 4606875), (5, 3685500), (6, 3071250), (7, 2632500), (9, 2047500), (10, 1842750), (12, 1535625), (13, 1417500), (14, 1316250), (15, 1228500), (18, 1023750), (20, 921375), (21, 877500), (25, 737100), (26, 708750), (27, 682500), (28, 658125), (30, 614250), (35, 526500), (36, 511875), (39, 472500), (42, 438750), (45, 409500), (50, 368550), (52, 354375), (54, 341250), (60, 307125), (63, 292500), (65, 283500), (70, 263250), (75, 245700), (78, 236250), (81, 227500), (84, 219375), (90, 204750), (91, 202500), (100, 184275), (105, 175500), (108, 170625), (117, 157500), (125, 147420), (126, 146250), (130, 141750), (135, 136500), (140, 131625), (150, 122850), (156, 118125), (162, 113750), (175, 105300), (180, 102375), (182, 101250), (189, 97500), (195, 94500), (210, 87750), (225, 81900), (234, 78750), (250, 73710), (252, 73125), (260, 70875), (270, 68250), (273, 67500), (300, 61425), (315, 58500), (324, 56875), (325, 56700), (350, 52650), (351, 52500), (364, 50625), (375, 49140), (378, 48750), (390, 47250), (405, 45500), (420, 43875), (450, 40950), (455, 40500), (468, 39375), (500, 36855), (525, 35100), (540, 34125), (546, 33750), (567, 32500), (585, 31500), (625, 29484), (630, 29250), (650, 28350), (675, 27300), (700, 26325), (702, 26250), (750, 24570), (756, 24375), (780, 23625), (810, 22750), (819, 22500), (875, 21060), (900, 20475), (910, 20250), (945, 19500), (975, 18900), (1050, 17550), (1053, 17500), (1092, 16875), (1125, 16380), (1134, 16250), (1170, 15750), (1250, 14742), (1260, 14625), (1300, 14175), (1350, 13650), (1365, 13500), (1404, 13125), (1500, 12285), (1575, 11700), (1620, 11375), (1625, 11340), (1638, 11250), (1750, 10530), (1755, 10500), (1820, 10125), (1875, 9828), (1890, 9750), (1950, 9450), (2025, 9100), (2100, 8775), (2106, 8750), (2250, 8190), (2268, 8125), (2275, 8100), (2340, 7875), (2457, 7500), (2500, 7371), (2625, 7020), (2700, 6825), (2730, 6750), (2835, 6500), (2925, 6300), (3150, 5850), (3250, 5670), (3276, 5625), (3375, 5460), (3500, 5265), (3510, 5250), (3750, 4914), (3780, 4875), (3900, 4725), (4050, 4550), (4095, 4500), (4212, 4375)]