128566900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{283}}^1$

素因数の和:374

約数の個数: 144

約数和(自身を含む): 354977280

約数和(自身を除く): 226410380

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 25, 28, 35, 44, 50, 55, 59, 70, 77, 100, 110, 118, 140, 154, 175, 220, 236, 275, 283, 295, 308, 350, 385, 413, 550, 566, 590, 649, 700, 770, 826, 1100, 1132, 1180, 1298, 1415, 1475, 1540, 1652, 1925, 1981, 2065, 2596, 2830, 2950, 3113, 3245, 3850, 3962, 4130, 4543, 5660, 5900, 6226, 6490, 7075, 7700, 7924, 8260, 9086, 9905, 10325, 12452, 12980, 14150, 15565, 16225, 16697, 18172, 19810, 20650, 21791, 22715, 28300, 31130, 32450, 33394, 39620, 41300, 43582, 45430, 49525, 62260, 64900, 66788, 77825, 83485, 87164, 90860, 99050, 108955, 113575, 116879, 155650, 166970, 183667, 198100, 217910, 227150, 233758, 311300, 333940, 367334, 417425, 435820, 454300, 467516, 544775, 584395, 734668, 834850, 918335, 1089550, 1168790, 1285669, 1669700, 1836670, 2179100, 2337580, 2571338, 2921975, 3673340, 4591675, 5142676, 5843950, 6428345, 9183350, 11687900, 12856690, 18366700, 25713380, 32141725, 64283450, 128566900]

約数ペア:

[(1, 128566900), (2, 64283450), (4, 32141725), (5, 25713380), (7, 18366700), (10, 12856690), (11, 11687900), (14, 9183350), (20, 6428345), (22, 5843950), (25, 5142676), (28, 4591675), (35, 3673340), (44, 2921975), (50, 2571338), (55, 2337580), (59, 2179100), (70, 1836670), (77, 1669700), (100, 1285669), (110, 1168790), (118, 1089550), (140, 918335), (154, 834850), (175, 734668), (220, 584395), (236, 544775), (275, 467516), (283, 454300), (295, 435820), (308, 417425), (350, 367334), (385, 333940), (413, 311300), (550, 233758), (566, 227150), (590, 217910), (649, 198100), (700, 183667), (770, 166970), (826, 155650), (1100, 116879), (1132, 113575), (1180, 108955), (1298, 99050), (1415, 90860), (1475, 87164), (1540, 83485), (1652, 77825), (1925, 66788), (1981, 64900), (2065, 62260), (2596, 49525), (2830, 45430), (2950, 43582), (3113, 41300), (3245, 39620), (3850, 33394), (3962, 32450), (4130, 31130), (4543, 28300), (5660, 22715), (5900, 21791), (6226, 20650), (6490, 19810), (7075, 18172), (7700, 16697), (7924, 16225), (8260, 15565), (9086, 14150), (9905, 12980), (10325, 12452)]