87230280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{179}}^1$

素因数の和:355

約数の個数: 128

約数和(自身を含む): 273715200

約数和(自身を除く): 186484920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 131, 155, 179, 186, 248, 262, 310, 358, 372, 393, 465, 524, 537, 620, 655, 716, 744, 786, 895, 930, 1048, 1074, 1240, 1310, 1432, 1572, 1790, 1860, 1965, 2148, 2620, 2685, 3144, 3580, 3720, 3930, 4061, 4296, 5240, 5370, 5549, 7160, 7860, 8122, 10740, 11098, 12183, 15720, 16244, 16647, 20305, 21480, 22196, 23449, 24366, 27745, 32488, 33294, 40610, 44392, 46898, 48732, 55490, 60915, 66588, 70347, 81220, 83235, 93796, 97464, 110980, 117245, 121830, 133176, 140694, 162440, 166470, 187592, 221960, 234490, 243660, 281388, 332940, 351735, 468980, 487320, 562776, 665880, 703470, 726919, 937960, 1406940, 1453838, 2180757, 2813880, 2907676, 3634595, 4361514, 5815352, 7269190, 8723028, 10903785, 14538380, 17446056, 21807570, 29076760, 43615140, 87230280]

約数ペア:

[(1, 87230280), (2, 43615140), (3, 29076760), (4, 21807570), (5, 17446056), (6, 14538380), (8, 10903785), (10, 8723028), (12, 7269190), (15, 5815352), (20, 4361514), (24, 3634595), (30, 2907676), (31, 2813880), (40, 2180757), (60, 1453838), (62, 1406940), (93, 937960), (120, 726919), (124, 703470), (131, 665880), (155, 562776), (179, 487320), (186, 468980), (248, 351735), (262, 332940), (310, 281388), (358, 243660), (372, 234490), (393, 221960), (465, 187592), (524, 166470), (537, 162440), (620, 140694), (655, 133176), (716, 121830), (744, 117245), (786, 110980), (895, 97464), (930, 93796), (1048, 83235), (1074, 81220), (1240, 70347), (1310, 66588), (1432, 60915), (1572, 55490), (1790, 48732), (1860, 46898), (1965, 44392), (2148, 40610), (2620, 33294), (2685, 32488), (3144, 27745), (3580, 24366), (3720, 23449), (3930, 22196), (4061, 21480), (4296, 20305), (5240, 16647), (5370, 16244), (5549, 15720), (7160, 12183), (7860, 11098), (8122, 10740)]