146779500

素因数分解:

$2^2\times 3^1\times 5^3\times 7^2\times {\mathrm{1997}}^1$

素因数の和:2033

約数の個数: 144

約数和(自身を含む): 497454048

約数和(自身を除く): 350674548

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 49, 50, 60, 70, 75, 84, 98, 100, 105, 125, 140, 147, 150, 175, 196, 210, 245, 250, 294, 300, 350, 375, 420, 490, 500, 525, 588, 700, 735, 750, 875, 980, 1050, 1225, 1470, 1500, 1750, 1997, 2100, 2450, 2625, 2940, 3500, 3675, 3994, 4900, 5250, 5991, 6125, 7350, 7988, 9985, 10500, 11982, 12250, 13979, 14700, 18375, 19970, 23964, 24500, 27958, 29955, 36750, 39940, 41937, 49925, 55916, 59910, 69895, 73500, 83874, 97853, 99850, 119820, 139790, 149775, 167748, 195706, 199700, 209685, 249625, 279580, 293559, 299550, 349475, 391412, 419370, 489265, 499250, 587118, 599100, 698950, 748875, 838740, 978530, 998500, 1048425, 1174236, 1397900, 1467795, 1497750, 1747375, 1957060, 2096850, 2446325, 2935590, 2995500, 3494750, 4193700, 4892650, 5242125, 5871180, 6989500, 7338975, 9785300, 10484250, 12231625, 14677950, 20968500, 24463250, 29355900, 36694875, 48926500, 73389750, 146779500]

約数ペア:

[(1, 146779500), (2, 73389750), (3, 48926500), (4, 36694875), (5, 29355900), (6, 24463250), (7, 20968500), (10, 14677950), (12, 12231625), (14, 10484250), (15, 9785300), (20, 7338975), (21, 6989500), (25, 5871180), (28, 5242125), (30, 4892650), (35, 4193700), (42, 3494750), (49, 2995500), (50, 2935590), (60, 2446325), (70, 2096850), (75, 1957060), (84, 1747375), (98, 1497750), (100, 1467795), (105, 1397900), (125, 1174236), (140, 1048425), (147, 998500), (150, 978530), (175, 838740), (196, 748875), (210, 698950), (245, 599100), (250, 587118), (294, 499250), (300, 489265), (350, 419370), (375, 391412), (420, 349475), (490, 299550), (500, 293559), (525, 279580), (588, 249625), (700, 209685), (735, 199700), (750, 195706), (875, 167748), (980, 149775), (1050, 139790), (1225, 119820), (1470, 99850), (1500, 97853), (1750, 83874), (1997, 73500), (2100, 69895), (2450, 59910), (2625, 55916), (2940, 49925), (3500, 41937), (3675, 39940), (3994, 36750), (4900, 29955), (5250, 27958), (5991, 24500), (6125, 23964), (7350, 19970), (7988, 18375), (9985, 14700), (10500, 13979), (11982, 12250)]