19826640

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1$

素因数の和:226

約数の個数: 160

約数和(自身を含む): 69816960

約数和(自身を除く): 49990320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 67, 72, 80, 90, 108, 120, 134, 135, 137, 144, 180, 201, 216, 240, 268, 270, 274, 335, 360, 402, 411, 432, 536, 540, 548, 603, 670, 685, 720, 804, 822, 1005, 1072, 1080, 1096, 1206, 1233, 1340, 1370, 1608, 1644, 1809, 2010, 2055, 2160, 2192, 2412, 2466, 2680, 2740, 3015, 3216, 3288, 3618, 3699, 4020, 4110, 4824, 4932, 5360, 5480, 6030, 6165, 6576, 7236, 7398, 8040, 8220, 9045, 9179, 9648, 9864, 10960, 12060, 12330, 14472, 14796, 16080, 16440, 18090, 18358, 18495, 19728, 24120, 24660, 27537, 28944, 29592, 32880, 36180, 36716, 36990, 45895, 48240, 49320, 55074, 59184, 72360, 73432, 73980, 82611, 91790, 98640, 110148, 137685, 144720, 146864, 147960, 165222, 183580, 220296, 247833, 275370, 295920, 330444, 367160, 413055, 440592, 495666, 550740, 660888, 734320, 826110, 991332, 1101480, 1239165, 1321776, 1652220, 1982664, 2202960, 2478330, 3304440, 3965328, 4956660, 6608880, 9913320, 19826640]

約数ペア:

[(1, 19826640), (2, 9913320), (3, 6608880), (4, 4956660), (5, 3965328), (6, 3304440), (8, 2478330), (9, 2202960), (10, 1982664), (12, 1652220), (15, 1321776), (16, 1239165), (18, 1101480), (20, 991332), (24, 826110), (27, 734320), (30, 660888), (36, 550740), (40, 495666), (45, 440592), (48, 413055), (54, 367160), (60, 330444), (67, 295920), (72, 275370), (80, 247833), (90, 220296), (108, 183580), (120, 165222), (134, 147960), (135, 146864), (137, 144720), (144, 137685), (180, 110148), (201, 98640), (216, 91790), (240, 82611), (268, 73980), (270, 73432), (274, 72360), (335, 59184), (360, 55074), (402, 49320), (411, 48240), (432, 45895), (536, 36990), (540, 36716), (548, 36180), (603, 32880), (670, 29592), (685, 28944), (720, 27537), (804, 24660), (822, 24120), (1005, 19728), (1072, 18495), (1080, 18358), (1096, 18090), (1206, 16440), (1233, 16080), (1340, 14796), (1370, 14472), (1608, 12330), (1644, 12060), (1809, 10960), (2010, 9864), (2055, 9648), (2160, 9179), (2192, 9045), (2412, 8220), (2466, 8040), (2680, 7398), (2740, 7236), (3015, 6576), (3216, 6165), (3288, 6030), (3618, 5480), (3699, 5360), (4020, 4932), (4110, 4824)]