72620800

素因数分解:

$2^8\times 5^2\times 7^1\times {\mathrm{1621}}^1$

素因数の和:1654

約数の個数: 108

約数和(自身を含む): 205552816

約数和(自身を除く): 132932016

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 128, 140, 160, 175, 200, 224, 256, 280, 320, 350, 400, 448, 560, 640, 700, 800, 896, 1120, 1280, 1400, 1600, 1621, 1792, 2240, 2800, 3200, 3242, 4480, 5600, 6400, 6484, 8105, 8960, 11200, 11347, 12968, 16210, 22400, 22694, 25936, 32420, 40525, 44800, 45388, 51872, 56735, 64840, 81050, 90776, 103744, 113470, 129680, 162100, 181552, 207488, 226940, 259360, 283675, 324200, 363104, 414976, 453880, 518720, 567350, 648400, 726208, 907760, 1037440, 1134700, 1296800, 1452416, 1815520, 2074880, 2269400, 2593600, 2904832, 3631040, 4538800, 5187200, 7262080, 9077600, 10374400, 14524160, 18155200, 36310400, 72620800]

約数ペア:

[(1, 72620800), (2, 36310400), (4, 18155200), (5, 14524160), (7, 10374400), (8, 9077600), (10, 7262080), (14, 5187200), (16, 4538800), (20, 3631040), (25, 2904832), (28, 2593600), (32, 2269400), (35, 2074880), (40, 1815520), (50, 1452416), (56, 1296800), (64, 1134700), (70, 1037440), (80, 907760), (100, 726208), (112, 648400), (128, 567350), (140, 518720), (160, 453880), (175, 414976), (200, 363104), (224, 324200), (256, 283675), (280, 259360), (320, 226940), (350, 207488), (400, 181552), (448, 162100), (560, 129680), (640, 113470), (700, 103744), (800, 90776), (896, 81050), (1120, 64840), (1280, 56735), (1400, 51872), (1600, 45388), (1621, 44800), (1792, 40525), (2240, 32420), (2800, 25936), (3200, 22694), (3242, 22400), (4480, 16210), (5600, 12968), (6400, 11347), (6484, 11200), (8105, 8960)]