19149000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{491}}^1$

素因数の和:528

約数の個数: 128

約数和(自身を含む): 64471680

約数和(自身を除く): 45322680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 60, 65, 75, 78, 100, 104, 120, 125, 130, 150, 156, 195, 200, 250, 260, 300, 312, 325, 375, 390, 491, 500, 520, 600, 650, 750, 780, 975, 982, 1000, 1300, 1473, 1500, 1560, 1625, 1950, 1964, 2455, 2600, 2946, 3000, 3250, 3900, 3928, 4875, 4910, 5892, 6383, 6500, 7365, 7800, 9750, 9820, 11784, 12275, 12766, 13000, 14730, 19149, 19500, 19640, 24550, 25532, 29460, 31915, 36825, 38298, 39000, 49100, 51064, 58920, 61375, 63830, 73650, 76596, 95745, 98200, 122750, 127660, 147300, 153192, 159575, 184125, 191490, 245500, 255320, 294600, 319150, 368250, 382980, 478725, 491000, 638300, 736500, 765960, 797875, 957450, 1276600, 1473000, 1595750, 1914900, 2393625, 3191500, 3829800, 4787250, 6383000, 9574500, 19149000]

約数ペア:

[(1, 19149000), (2, 9574500), (3, 6383000), (4, 4787250), (5, 3829800), (6, 3191500), (8, 2393625), (10, 1914900), (12, 1595750), (13, 1473000), (15, 1276600), (20, 957450), (24, 797875), (25, 765960), (26, 736500), (30, 638300), (39, 491000), (40, 478725), (50, 382980), (52, 368250), (60, 319150), (65, 294600), (75, 255320), (78, 245500), (100, 191490), (104, 184125), (120, 159575), (125, 153192), (130, 147300), (150, 127660), (156, 122750), (195, 98200), (200, 95745), (250, 76596), (260, 73650), (300, 63830), (312, 61375), (325, 58920), (375, 51064), (390, 49100), (491, 39000), (500, 38298), (520, 36825), (600, 31915), (650, 29460), (750, 25532), (780, 24550), (975, 19640), (982, 19500), (1000, 19149), (1300, 14730), (1473, 13000), (1500, 12766), (1560, 12275), (1625, 11784), (1950, 9820), (1964, 9750), (2455, 7800), (2600, 7365), (2946, 6500), (3000, 6383), (3250, 5892), (3900, 4910), (3928, 4875)]