1233720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:189

約数の個数: 96

約数和(自身を含む): 4212000

約数和(自身を除く): 2978280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 30, 36, 40, 45, 46, 60, 69, 72, 90, 92, 115, 120, 138, 149, 180, 184, 207, 230, 276, 298, 345, 360, 414, 447, 460, 552, 596, 690, 745, 828, 894, 920, 1035, 1192, 1341, 1380, 1490, 1656, 1788, 2070, 2235, 2682, 2760, 2980, 3427, 3576, 4140, 4470, 5364, 5960, 6705, 6854, 8280, 8940, 10281, 10728, 13410, 13708, 17135, 17880, 20562, 26820, 27416, 30843, 34270, 41124, 51405, 53640, 61686, 68540, 82248, 102810, 123372, 137080, 154215, 205620, 246744, 308430, 411240, 616860, 1233720]

約数ペア:

[(1, 1233720), (2, 616860), (3, 411240), (4, 308430), (5, 246744), (6, 205620), (8, 154215), (9, 137080), (10, 123372), (12, 102810), (15, 82248), (18, 68540), (20, 61686), (23, 53640), (24, 51405), (30, 41124), (36, 34270), (40, 30843), (45, 27416), (46, 26820), (60, 20562), (69, 17880), (72, 17135), (90, 13708), (92, 13410), (115, 10728), (120, 10281), (138, 8940), (149, 8280), (180, 6854), (184, 6705), (207, 5960), (230, 5364), (276, 4470), (298, 4140), (345, 3576), (360, 3427), (414, 2980), (447, 2760), (460, 2682), (552, 2235), (596, 2070), (690, 1788), (745, 1656), (828, 1490), (894, 1380), (920, 1341), (1035, 1192)]