54015640

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:190

約数の個数: 128

約数和(自身を含む): 147456000

約数和(自身を除く): 93440360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 49, 56, 62, 70, 98, 124, 127, 140, 155, 196, 217, 245, 248, 254, 280, 310, 343, 392, 434, 490, 508, 620, 635, 686, 868, 889, 980, 1016, 1085, 1240, 1270, 1372, 1519, 1715, 1736, 1778, 1960, 2170, 2540, 2744, 3038, 3430, 3556, 3937, 4340, 4445, 5080, 6076, 6223, 6860, 7112, 7595, 7874, 8680, 8890, 10633, 12152, 12446, 13720, 15190, 15748, 17780, 19685, 21266, 24892, 27559, 30380, 31115, 31496, 35560, 39370, 42532, 43561, 49784, 53165, 55118, 60760, 62230, 78740, 85064, 87122, 106330, 110236, 124460, 137795, 157480, 174244, 192913, 212660, 217805, 220472, 248920, 275590, 348488, 385826, 425320, 435610, 551180, 771652, 871220, 964565, 1102360, 1350391, 1543304, 1742440, 1929130, 2700782, 3858260, 5401564, 6751955, 7716520, 10803128, 13503910, 27007820, 54015640]

約数ペア:

[(1, 54015640), (2, 27007820), (4, 13503910), (5, 10803128), (7, 7716520), (8, 6751955), (10, 5401564), (14, 3858260), (20, 2700782), (28, 1929130), (31, 1742440), (35, 1543304), (40, 1350391), (49, 1102360), (56, 964565), (62, 871220), (70, 771652), (98, 551180), (124, 435610), (127, 425320), (140, 385826), (155, 348488), (196, 275590), (217, 248920), (245, 220472), (248, 217805), (254, 212660), (280, 192913), (310, 174244), (343, 157480), (392, 137795), (434, 124460), (490, 110236), (508, 106330), (620, 87122), (635, 85064), (686, 78740), (868, 62230), (889, 60760), (980, 55118), (1016, 53165), (1085, 49784), (1240, 43561), (1270, 42532), (1372, 39370), (1519, 35560), (1715, 31496), (1736, 31115), (1778, 30380), (1960, 27559), (2170, 24892), (2540, 21266), (2744, 19685), (3038, 17780), (3430, 15748), (3556, 15190), (3937, 13720), (4340, 12446), (4445, 12152), (5080, 10633), (6076, 8890), (6223, 8680), (6860, 7874), (7112, 7595)]