12531200

素因数分解:

$2^9\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1$

素因数の和:128

約数の個数: 120

約数和(自身を含む): 34250040

約数和(自身を除く): 21718840

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, 128, 160, 176, 178, 200, 220, 256, 275, 320, 352, 356, 400, 440, 445, 512, 550, 640, 704, 712, 800, 880, 890, 979, 1100, 1280, 1408, 1424, 1600, 1760, 1780, 1958, 2200, 2225, 2560, 2816, 2848, 3200, 3520, 3560, 3916, 4400, 4450, 4895, 5632, 5696, 6400, 7040, 7120, 7832, 8800, 8900, 9790, 11392, 12800, 14080, 14240, 15664, 17600, 17800, 19580, 22784, 24475, 28160, 28480, 31328, 35200, 35600, 39160, 45568, 48950, 56960, 62656, 70400, 71200, 78320, 97900, 113920, 125312, 140800, 142400, 156640, 195800, 227840, 250624, 284800, 313280, 391600, 501248, 569600, 626560, 783200, 1139200, 1253120, 1566400, 2506240, 3132800, 6265600, 12531200]

約数ペア:

[(1, 12531200), (2, 6265600), (4, 3132800), (5, 2506240), (8, 1566400), (10, 1253120), (11, 1139200), (16, 783200), (20, 626560), (22, 569600), (25, 501248), (32, 391600), (40, 313280), (44, 284800), (50, 250624), (55, 227840), (64, 195800), (80, 156640), (88, 142400), (89, 140800), (100, 125312), (110, 113920), (128, 97900), (160, 78320), (176, 71200), (178, 70400), (200, 62656), (220, 56960), (256, 48950), (275, 45568), (320, 39160), (352, 35600), (356, 35200), (400, 31328), (440, 28480), (445, 28160), (512, 24475), (550, 22784), (640, 19580), (704, 17800), (712, 17600), (800, 15664), (880, 14240), (890, 14080), (979, 12800), (1100, 11392), (1280, 9790), (1408, 8900), (1424, 8800), (1600, 7832), (1760, 7120), (1780, 7040), (1958, 6400), (2200, 5696), (2225, 5632), (2560, 4895), (2816, 4450), (2848, 4400), (3200, 3916), (3520, 3560)]