1987885260

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{193751}}^1$

素因数の和:193788

約数の個数: 96

約数和(自身を含む): 6510067200

約数和(自身を除く): 4522181940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 90, 95, 108, 114, 135, 171, 180, 190, 228, 270, 285, 342, 380, 513, 540, 570, 684, 855, 1026, 1140, 1710, 2052, 2565, 3420, 5130, 10260, 193751, 387502, 581253, 775004, 968755, 1162506, 1743759, 1937510, 2325012, 2906265, 3487518, 3681269, 3875020, 5231277, 5812530, 6975036, 7362538, 8718795, 10462554, 11043807, 11625060, 14725076, 17437590, 18406345, 20925108, 22087614, 26156385, 33131421, 34875180, 36812690, 44175228, 52312770, 55219035, 66262842, 73625380, 99394263, 104625540, 110438070, 132525684, 165657105, 198788526, 220876140, 331314210, 397577052, 496971315, 662628420, 993942630, 1987885260]

約数ペア:

[(1, 1987885260), (2, 993942630), (3, 662628420), (4, 496971315), (5, 397577052), (6, 331314210), (9, 220876140), (10, 198788526), (12, 165657105), (15, 132525684), (18, 110438070), (19, 104625540), (20, 99394263), (27, 73625380), (30, 66262842), (36, 55219035), (38, 52312770), (45, 44175228), (54, 36812690), (57, 34875180), (60, 33131421), (76, 26156385), (90, 22087614), (95, 20925108), (108, 18406345), (114, 17437590), (135, 14725076), (171, 11625060), (180, 11043807), (190, 10462554), (228, 8718795), (270, 7362538), (285, 6975036), (342, 5812530), (380, 5231277), (513, 3875020), (540, 3681269), (570, 3487518), (684, 2906265), (855, 2325012), (1026, 1937510), (1140, 1743759), (1710, 1162506), (2052, 968755), (2565, 775004), (3420, 581253), (5130, 387502), (10260, 193751)]