128969400

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{30707}}^1$

素因数の和:30733

約数の個数: 96

約数和(自身を含む): 456935040

約数和(自身を除く): 327965640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 25, 28, 30, 35, 40, 42, 50, 56, 60, 70, 75, 84, 100, 105, 120, 140, 150, 168, 175, 200, 210, 280, 300, 350, 420, 525, 600, 700, 840, 1050, 1400, 2100, 4200, 30707, 61414, 92121, 122828, 153535, 184242, 214949, 245656, 307070, 368484, 429898, 460605, 614140, 644847, 736968, 767675, 859796, 921210, 1074745, 1228280, 1289694, 1535350, 1719592, 1842420, 2149490, 2303025, 2579388, 3070700, 3224235, 3684840, 4298980, 4606050, 5158776, 5373725, 6141400, 6448470, 8597960, 9212100, 10747450, 12896940, 16121175, 18424200, 21494900, 25793880, 32242350, 42989800, 64484700, 128969400]

約数ペア:

[(1, 128969400), (2, 64484700), (3, 42989800), (4, 32242350), (5, 25793880), (6, 21494900), (7, 18424200), (8, 16121175), (10, 12896940), (12, 10747450), (14, 9212100), (15, 8597960), (20, 6448470), (21, 6141400), (24, 5373725), (25, 5158776), (28, 4606050), (30, 4298980), (35, 3684840), (40, 3224235), (42, 3070700), (50, 2579388), (56, 2303025), (60, 2149490), (70, 1842420), (75, 1719592), (84, 1535350), (100, 1289694), (105, 1228280), (120, 1074745), (140, 921210), (150, 859796), (168, 767675), (175, 736968), (200, 644847), (210, 614140), (280, 460605), (300, 429898), (350, 368484), (420, 307070), (525, 245656), (600, 214949), (700, 184242), (840, 153535), (1050, 122828), (1400, 92121), (2100, 61414), (4200, 30707)]