28992420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:234

約数の個数: 144

約数和(自身を含む): 94348800

約数和(自身を除く): 65356380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 47, 60, 69, 90, 92, 94, 115, 138, 141, 149, 180, 188, 207, 230, 235, 276, 282, 298, 345, 414, 423, 447, 460, 470, 564, 596, 690, 705, 745, 828, 846, 894, 940, 1035, 1081, 1341, 1380, 1410, 1490, 1692, 1788, 2070, 2115, 2162, 2235, 2682, 2820, 2980, 3243, 3427, 4140, 4230, 4324, 4470, 5364, 5405, 6486, 6705, 6854, 7003, 8460, 8940, 9729, 10281, 10810, 12972, 13410, 13708, 14006, 16215, 17135, 19458, 20562, 21009, 21620, 26820, 28012, 30843, 32430, 34270, 35015, 38916, 41124, 42018, 48645, 51405, 61686, 63027, 64860, 68540, 70030, 84036, 97290, 102810, 105045, 123372, 126054, 140060, 154215, 161069, 194580, 205620, 210090, 252108, 308430, 315135, 322138, 420180, 483207, 616860, 630270, 644276, 805345, 966414, 1260540, 1449621, 1610690, 1932828, 2416035, 2899242, 3221380, 4832070, 5798484, 7248105, 9664140, 14496210, 28992420]

約数ペア:

[(1, 28992420), (2, 14496210), (3, 9664140), (4, 7248105), (5, 5798484), (6, 4832070), (9, 3221380), (10, 2899242), (12, 2416035), (15, 1932828), (18, 1610690), (20, 1449621), (23, 1260540), (30, 966414), (36, 805345), (45, 644276), (46, 630270), (47, 616860), (60, 483207), (69, 420180), (90, 322138), (92, 315135), (94, 308430), (115, 252108), (138, 210090), (141, 205620), (149, 194580), (180, 161069), (188, 154215), (207, 140060), (230, 126054), (235, 123372), (276, 105045), (282, 102810), (298, 97290), (345, 84036), (414, 70030), (423, 68540), (447, 64860), (460, 63027), (470, 61686), (564, 51405), (596, 48645), (690, 42018), (705, 41124), (745, 38916), (828, 35015), (846, 34270), (894, 32430), (940, 30843), (1035, 28012), (1081, 26820), (1341, 21620), (1380, 21009), (1410, 20562), (1490, 19458), (1692, 17135), (1788, 16215), (2070, 14006), (2115, 13708), (2162, 13410), (2235, 12972), (2682, 10810), (2820, 10281), (2980, 9729), (3243, 8940), (3427, 8460), (4140, 7003), (4230, 6854), (4324, 6705), (4470, 6486), (5364, 5405)]