68921600

素因数分解:

$2^8\times 5^2\times {\mathrm{11}}^2\times {\mathrm{89}}^1$

素因数の和:137

約数の個数: 162

約数和(自身を含む): 189616770

約数和(自身を除く): 120695170

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 32, 40, 44, 50, 55, 64, 80, 88, 89, 100, 110, 121, 128, 160, 176, 178, 200, 220, 242, 256, 275, 320, 352, 356, 400, 440, 445, 484, 550, 605, 640, 704, 712, 800, 880, 890, 968, 979, 1100, 1210, 1280, 1408, 1424, 1600, 1760, 1780, 1936, 1958, 2200, 2225, 2420, 2816, 2848, 3025, 3200, 3520, 3560, 3872, 3916, 4400, 4450, 4840, 4895, 5696, 6050, 6400, 7040, 7120, 7744, 7832, 8800, 8900, 9680, 9790, 10769, 11392, 12100, 14080, 14240, 15488, 15664, 17600, 17800, 19360, 19580, 21538, 22784, 24200, 24475, 28480, 30976, 31328, 35200, 35600, 38720, 39160, 43076, 48400, 48950, 53845, 56960, 62656, 70400, 71200, 77440, 78320, 86152, 96800, 97900, 107690, 113920, 125312, 142400, 154880, 156640, 172304, 193600, 195800, 215380, 250624, 269225, 284800, 313280, 344608, 387200, 391600, 430760, 538450, 569600, 626560, 689216, 774400, 783200, 861520, 1076900, 1253120, 1378432, 1566400, 1723040, 2153800, 2756864, 3132800, 3446080, 4307600, 6265600, 6892160, 8615200, 13784320, 17230400, 34460800, 68921600]

約数ペア:

[(1, 68921600), (2, 34460800), (4, 17230400), (5, 13784320), (8, 8615200), (10, 6892160), (11, 6265600), (16, 4307600), (20, 3446080), (22, 3132800), (25, 2756864), (32, 2153800), (40, 1723040), (44, 1566400), (50, 1378432), (55, 1253120), (64, 1076900), (80, 861520), (88, 783200), (89, 774400), (100, 689216), (110, 626560), (121, 569600), (128, 538450), (160, 430760), (176, 391600), (178, 387200), (200, 344608), (220, 313280), (242, 284800), (256, 269225), (275, 250624), (320, 215380), (352, 195800), (356, 193600), (400, 172304), (440, 156640), (445, 154880), (484, 142400), (550, 125312), (605, 113920), (640, 107690), (704, 97900), (712, 96800), (800, 86152), (880, 78320), (890, 77440), (968, 71200), (979, 70400), (1100, 62656), (1210, 56960), (1280, 53845), (1408, 48950), (1424, 48400), (1600, 43076), (1760, 39160), (1780, 38720), (1936, 35600), (1958, 35200), (2200, 31328), (2225, 30976), (2420, 28480), (2816, 24475), (2848, 24200), (3025, 22784), (3200, 21538), (3520, 19580), (3560, 19360), (3872, 17800), (3916, 17600), (4400, 15664), (4450, 15488), (4840, 14240), (4895, 14080), (5696, 12100), (6050, 11392), (6400, 10769), (7040, 9790), (7120, 9680), (7744, 8900), (7832, 8800)]