399674160

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{1427}}^1$

素因数の和:1835

約数の個数: 120

約数和(自身を含む): 1346632560

約数和(自身を除く): 946958400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 389, 720, 778, 1167, 1427, 1556, 1945, 2334, 2854, 3112, 3501, 3890, 4281, 4668, 5708, 5835, 6224, 7002, 7135, 7780, 8562, 9336, 11416, 11670, 12843, 14004, 14270, 15560, 17124, 17505, 18672, 21405, 22832, 23340, 25686, 28008, 28540, 31120, 34248, 35010, 42810, 46680, 51372, 56016, 57080, 64215, 68496, 70020, 85620, 93360, 102744, 114160, 128430, 140040, 171240, 205488, 256860, 280080, 342480, 513720, 555103, 1027440, 1110206, 1665309, 2220412, 2775515, 3330618, 4440824, 4995927, 5551030, 6661236, 8326545, 8881648, 9991854, 11102060, 13322472, 16653090, 19983708, 22204120, 24979635, 26644944, 33306180, 39967416, 44408240, 49959270, 66612360, 79934832, 99918540, 133224720, 199837080, 399674160]

約数ペア:

[(1, 399674160), (2, 199837080), (3, 133224720), (4, 99918540), (5, 79934832), (6, 66612360), (8, 49959270), (9, 44408240), (10, 39967416), (12, 33306180), (15, 26644944), (16, 24979635), (18, 22204120), (20, 19983708), (24, 16653090), (30, 13322472), (36, 11102060), (40, 9991854), (45, 8881648), (48, 8326545), (60, 6661236), (72, 5551030), (80, 4995927), (90, 4440824), (120, 3330618), (144, 2775515), (180, 2220412), (240, 1665309), (360, 1110206), (389, 1027440), (720, 555103), (778, 513720), (1167, 342480), (1427, 280080), (1556, 256860), (1945, 205488), (2334, 171240), (2854, 140040), (3112, 128430), (3501, 114160), (3890, 102744), (4281, 93360), (4668, 85620), (5708, 70020), (5835, 68496), (6224, 64215), (7002, 57080), (7135, 56016), (7780, 51372), (8562, 46680), (9336, 42810), (11416, 35010), (11670, 34248), (12843, 31120), (14004, 28540), (14270, 28008), (15560, 25686), (17124, 23340), (17505, 22832), (18672, 21405)]