164796800

素因数分解:

$2^7\times 5^2\times 7^2\times {\mathrm{1051}}^1$

素因数の和:1089

約数の個数: 144

約数和(自身を含む): 474015420

約数和(自身を除く): 309218620

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 112, 128, 140, 160, 175, 196, 200, 224, 245, 280, 320, 350, 392, 400, 448, 490, 560, 640, 700, 784, 800, 896, 980, 1051, 1120, 1225, 1400, 1568, 1600, 1960, 2102, 2240, 2450, 2800, 3136, 3200, 3920, 4204, 4480, 4900, 5255, 5600, 6272, 7357, 7840, 8408, 9800, 10510, 11200, 14714, 15680, 16816, 19600, 21020, 22400, 26275, 29428, 31360, 33632, 36785, 39200, 42040, 51499, 52550, 58856, 67264, 73570, 78400, 84080, 102998, 105100, 117712, 134528, 147140, 156800, 168160, 183925, 205996, 210200, 235424, 257495, 294280, 336320, 367850, 411992, 420400, 470848, 514990, 588560, 672640, 735700, 823984, 840800, 941696, 1029980, 1177120, 1287475, 1471400, 1647968, 1681600, 2059960, 2354240, 2574950, 2942800, 3295936, 3363200, 4119920, 4708480, 5149900, 5885600, 6591872, 8239840, 10299800, 11771200, 16479680, 20599600, 23542400, 32959360, 41199200, 82398400, 164796800]

約数ペア:

[(1, 164796800), (2, 82398400), (4, 41199200), (5, 32959360), (7, 23542400), (8, 20599600), (10, 16479680), (14, 11771200), (16, 10299800), (20, 8239840), (25, 6591872), (28, 5885600), (32, 5149900), (35, 4708480), (40, 4119920), (49, 3363200), (50, 3295936), (56, 2942800), (64, 2574950), (70, 2354240), (80, 2059960), (98, 1681600), (100, 1647968), (112, 1471400), (128, 1287475), (140, 1177120), (160, 1029980), (175, 941696), (196, 840800), (200, 823984), (224, 735700), (245, 672640), (280, 588560), (320, 514990), (350, 470848), (392, 420400), (400, 411992), (448, 367850), (490, 336320), (560, 294280), (640, 257495), (700, 235424), (784, 210200), (800, 205996), (896, 183925), (980, 168160), (1051, 156800), (1120, 147140), (1225, 134528), (1400, 117712), (1568, 105100), (1600, 102998), (1960, 84080), (2102, 78400), (2240, 73570), (2450, 67264), (2800, 58856), (3136, 52550), (3200, 51499), (3920, 42040), (4204, 39200), (4480, 36785), (4900, 33632), (5255, 31360), (5600, 29428), (6272, 26275), (7357, 22400), (7840, 21020), (8408, 19600), (9800, 16816), (10510, 15680), (11200, 14714)]