198932800

素因数分解:

$2^6\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:249

約数の個数: 168

約数和(自身を含む): 544250880

約数和(自身を除く): 345318080

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, 127, 160, 176, 178, 200, 220, 254, 275, 320, 352, 356, 400, 440, 445, 508, 550, 635, 704, 712, 800, 880, 890, 979, 1016, 1100, 1270, 1397, 1424, 1600, 1760, 1780, 1958, 2032, 2200, 2225, 2540, 2794, 2848, 3175, 3520, 3560, 3916, 4064, 4400, 4450, 4895, 5080, 5588, 5696, 6350, 6985, 7120, 7832, 8128, 8800, 8900, 9790, 10160, 11176, 11303, 12700, 13970, 14240, 15664, 17600, 17800, 19580, 20320, 22352, 22606, 24475, 25400, 27940, 28480, 31328, 34925, 35600, 39160, 40640, 44704, 45212, 48950, 50800, 55880, 56515, 62656, 69850, 71200, 78320, 89408, 90424, 97900, 101600, 111760, 113030, 124333, 139700, 142400, 156640, 180848, 195800, 203200, 223520, 226060, 248666, 279400, 282575, 313280, 361696, 391600, 447040, 452120, 497332, 558800, 565150, 621665, 723392, 783200, 904240, 994664, 1117600, 1130300, 1243330, 1566400, 1808480, 1989328, 2235200, 2260600, 2486660, 3108325, 3616960, 3978656, 4521200, 4973320, 6216650, 7957312, 9042400, 9946640, 12433300, 18084800, 19893280, 24866600, 39786560, 49733200, 99466400, 198932800]

約数ペア:

[(1, 198932800), (2, 99466400), (4, 49733200), (5, 39786560), (8, 24866600), (10, 19893280), (11, 18084800), (16, 12433300), (20, 9946640), (22, 9042400), (25, 7957312), (32, 6216650), (40, 4973320), (44, 4521200), (50, 3978656), (55, 3616960), (64, 3108325), (80, 2486660), (88, 2260600), (89, 2235200), (100, 1989328), (110, 1808480), (127, 1566400), (160, 1243330), (176, 1130300), (178, 1117600), (200, 994664), (220, 904240), (254, 783200), (275, 723392), (320, 621665), (352, 565150), (356, 558800), (400, 497332), (440, 452120), (445, 447040), (508, 391600), (550, 361696), (635, 313280), (704, 282575), (712, 279400), (800, 248666), (880, 226060), (890, 223520), (979, 203200), (1016, 195800), (1100, 180848), (1270, 156640), (1397, 142400), (1424, 139700), (1600, 124333), (1760, 113030), (1780, 111760), (1958, 101600), (2032, 97900), (2200, 90424), (2225, 89408), (2540, 78320), (2794, 71200), (2848, 69850), (3175, 62656), (3520, 56515), (3560, 55880), (3916, 50800), (4064, 48950), (4400, 45212), (4450, 44704), (4895, 40640), (5080, 39160), (5588, 35600), (5696, 34925), (6350, 31328), (6985, 28480), (7120, 27940), (7832, 25400), (8128, 24475), (8800, 22606), (8900, 22352), (9790, 20320), (10160, 19580), (11176, 17800), (11303, 17600), (12700, 15664), (13970, 14240)]