448654320

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{20101}}^1$

素因数の和:20151

約数の個数: 120

約数和(自身を含む): 1555412352

約数和(自身を除く): 1106758032

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 31, 36, 40, 45, 48, 60, 62, 72, 80, 90, 93, 120, 124, 144, 155, 180, 186, 240, 248, 279, 310, 360, 372, 465, 496, 558, 620, 720, 744, 930, 1116, 1240, 1395, 1488, 1860, 2232, 2480, 2790, 3720, 4464, 5580, 7440, 11160, 20101, 22320, 40202, 60303, 80404, 100505, 120606, 160808, 180909, 201010, 241212, 301515, 321616, 361818, 402020, 482424, 603030, 623131, 723636, 804040, 904545, 964848, 1206060, 1246262, 1447272, 1608080, 1809090, 1869393, 2412120, 2492524, 2894544, 3115655, 3618180, 3738786, 4824240, 4985048, 5608179, 6231310, 7236360, 7477572, 9346965, 9970096, 11216358, 12462620, 14472720, 14955144, 18693930, 22432716, 24925240, 28040895, 29910288, 37387860, 44865432, 49850480, 56081790, 74775720, 89730864, 112163580, 149551440, 224327160, 448654320]

約数ペア:

[(1, 448654320), (2, 224327160), (3, 149551440), (4, 112163580), (5, 89730864), (6, 74775720), (8, 56081790), (9, 49850480), (10, 44865432), (12, 37387860), (15, 29910288), (16, 28040895), (18, 24925240), (20, 22432716), (24, 18693930), (30, 14955144), (31, 14472720), (36, 12462620), (40, 11216358), (45, 9970096), (48, 9346965), (60, 7477572), (62, 7236360), (72, 6231310), (80, 5608179), (90, 4985048), (93, 4824240), (120, 3738786), (124, 3618180), (144, 3115655), (155, 2894544), (180, 2492524), (186, 2412120), (240, 1869393), (248, 1809090), (279, 1608080), (310, 1447272), (360, 1246262), (372, 1206060), (465, 964848), (496, 904545), (558, 804040), (620, 723636), (720, 623131), (744, 603030), (930, 482424), (1116, 402020), (1240, 361818), (1395, 321616), (1488, 301515), (1860, 241212), (2232, 201010), (2480, 180909), (2790, 160808), (3720, 120606), (4464, 100505), (5580, 80404), (7440, 60303), (11160, 40202), (20101, 22320)]