1249500

素因数分解:

$2^2\times 3^1\times 5^3\times 7^2\times {\mathrm{17}}^1$

素因数の和:53

約数の個数: 144

約数和(自身を含む): 4481568

約数和(自身を除く): 3232068

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 25, 28, 30, 34, 35, 42, 49, 50, 51, 60, 68, 70, 75, 84, 85, 98, 100, 102, 105, 119, 125, 140, 147, 150, 170, 175, 196, 204, 210, 238, 245, 250, 255, 294, 300, 340, 350, 357, 375, 420, 425, 476, 490, 500, 510, 525, 588, 595, 700, 714, 735, 750, 833, 850, 875, 980, 1020, 1050, 1190, 1225, 1275, 1428, 1470, 1500, 1666, 1700, 1750, 1785, 2100, 2125, 2380, 2450, 2499, 2550, 2625, 2940, 2975, 3332, 3500, 3570, 3675, 4165, 4250, 4900, 4998, 5100, 5250, 5950, 6125, 6375, 7140, 7350, 8330, 8500, 8925, 9996, 10500, 11900, 12250, 12495, 12750, 14700, 14875, 16660, 17850, 18375, 20825, 24500, 24990, 25500, 29750, 35700, 36750, 41650, 44625, 49980, 59500, 62475, 73500, 83300, 89250, 104125, 124950, 178500, 208250, 249900, 312375, 416500, 624750, 1249500]

約数ペア:

[(1, 1249500), (2, 624750), (3, 416500), (4, 312375), (5, 249900), (6, 208250), (7, 178500), (10, 124950), (12, 104125), (14, 89250), (15, 83300), (17, 73500), (20, 62475), (21, 59500), (25, 49980), (28, 44625), (30, 41650), (34, 36750), (35, 35700), (42, 29750), (49, 25500), (50, 24990), (51, 24500), (60, 20825), (68, 18375), (70, 17850), (75, 16660), (84, 14875), (85, 14700), (98, 12750), (100, 12495), (102, 12250), (105, 11900), (119, 10500), (125, 9996), (140, 8925), (147, 8500), (150, 8330), (170, 7350), (175, 7140), (196, 6375), (204, 6125), (210, 5950), (238, 5250), (245, 5100), (250, 4998), (255, 4900), (294, 4250), (300, 4165), (340, 3675), (350, 3570), (357, 3500), (375, 3332), (420, 2975), (425, 2940), (476, 2625), (490, 2550), (500, 2499), (510, 2450), (525, 2380), (588, 2125), (595, 2100), (700, 1785), (714, 1750), (735, 1700), (750, 1666), (833, 1500), (850, 1470), (875, 1428), (980, 1275), (1020, 1225), (1050, 1190)]