61889640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1$

素因数の和:303

約数の個数: 128

約数和(自身を含む): 194641920

約数和(自身を除く): 132752280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 127, 131, 155, 186, 248, 254, 262, 310, 372, 381, 393, 465, 508, 524, 620, 635, 655, 744, 762, 786, 930, 1016, 1048, 1240, 1270, 1310, 1524, 1572, 1860, 1905, 1965, 2540, 2620, 3048, 3144, 3720, 3810, 3930, 3937, 4061, 5080, 5240, 7620, 7860, 7874, 8122, 11811, 12183, 15240, 15720, 15748, 16244, 16637, 19685, 20305, 23622, 24366, 31496, 32488, 33274, 39370, 40610, 47244, 48732, 49911, 59055, 60915, 66548, 78740, 81220, 83185, 94488, 97464, 99822, 118110, 121830, 133096, 157480, 162440, 166370, 199644, 236220, 243660, 249555, 332740, 399288, 472440, 487320, 499110, 515747, 665480, 998220, 1031494, 1547241, 1996440, 2062988, 2578735, 3094482, 4125976, 5157470, 6188964, 7736205, 10314940, 12377928, 15472410, 20629880, 30944820, 61889640]

約数ペア:

[(1, 61889640), (2, 30944820), (3, 20629880), (4, 15472410), (5, 12377928), (6, 10314940), (8, 7736205), (10, 6188964), (12, 5157470), (15, 4125976), (20, 3094482), (24, 2578735), (30, 2062988), (31, 1996440), (40, 1547241), (60, 1031494), (62, 998220), (93, 665480), (120, 515747), (124, 499110), (127, 487320), (131, 472440), (155, 399288), (186, 332740), (248, 249555), (254, 243660), (262, 236220), (310, 199644), (372, 166370), (381, 162440), (393, 157480), (465, 133096), (508, 121830), (524, 118110), (620, 99822), (635, 97464), (655, 94488), (744, 83185), (762, 81220), (786, 78740), (930, 66548), (1016, 60915), (1048, 59055), (1240, 49911), (1270, 48732), (1310, 47244), (1524, 40610), (1572, 39370), (1860, 33274), (1905, 32488), (1965, 31496), (2540, 24366), (2620, 23622), (3048, 20305), (3144, 19685), (3720, 16637), (3810, 16244), (3930, 15748), (3937, 15720), (4061, 15240), (5080, 12183), (5240, 11811), (7620, 8122), (7860, 7874)]