72437760

素因数分解:

$2^{12}\times 3^3\times 5^1\times {\mathrm{131}}^1$

素因数の和:169

約数の個数: 208

約数和(自身を含む): 259490880

約数和(自身を除く): 187053120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 131, 135, 144, 160, 180, 192, 216, 240, 256, 262, 270, 288, 320, 360, 384, 393, 432, 480, 512, 524, 540, 576, 640, 655, 720, 768, 786, 864, 960, 1024, 1048, 1080, 1152, 1179, 1280, 1310, 1440, 1536, 1572, 1728, 1920, 1965, 2048, 2096, 2160, 2304, 2358, 2560, 2620, 2880, 3072, 3144, 3456, 3537, 3840, 3930, 4096, 4192, 4320, 4608, 4716, 5120, 5240, 5760, 5895, 6144, 6288, 6912, 7074, 7680, 7860, 8384, 8640, 9216, 9432, 10240, 10480, 11520, 11790, 12288, 12576, 13824, 14148, 15360, 15720, 16768, 17280, 17685, 18432, 18864, 20480, 20960, 23040, 23580, 25152, 27648, 28296, 30720, 31440, 33536, 34560, 35370, 36864, 37728, 41920, 46080, 47160, 50304, 55296, 56592, 61440, 62880, 67072, 69120, 70740, 75456, 83840, 92160, 94320, 100608, 110592, 113184, 125760, 134144, 138240, 141480, 150912, 167680, 184320, 188640, 201216, 226368, 251520, 268288, 276480, 282960, 301824, 335360, 377280, 402432, 452736, 503040, 536576, 552960, 565920, 603648, 670720, 754560, 804864, 905472, 1006080, 1131840, 1207296, 1341440, 1509120, 1609728, 1810944, 2012160, 2263680, 2414592, 2682880, 3018240, 3621888, 4024320, 4527360, 4829184, 6036480, 7243776, 8048640, 9054720, 12072960, 14487552, 18109440, 24145920, 36218880, 72437760]

約数ペア:

[(1, 72437760), (2, 36218880), (3, 24145920), (4, 18109440), (5, 14487552), (6, 12072960), (8, 9054720), (9, 8048640), (10, 7243776), (12, 6036480), (15, 4829184), (16, 4527360), (18, 4024320), (20, 3621888), (24, 3018240), (27, 2682880), (30, 2414592), (32, 2263680), (36, 2012160), (40, 1810944), (45, 1609728), (48, 1509120), (54, 1341440), (60, 1207296), (64, 1131840), (72, 1006080), (80, 905472), (90, 804864), (96, 754560), (108, 670720), (120, 603648), (128, 565920), (131, 552960), (135, 536576), (144, 503040), (160, 452736), (180, 402432), (192, 377280), (216, 335360), (240, 301824), (256, 282960), (262, 276480), (270, 268288), (288, 251520), (320, 226368), (360, 201216), (384, 188640), (393, 184320), (432, 167680), (480, 150912), (512, 141480), (524, 138240), (540, 134144), (576, 125760), (640, 113184), (655, 110592), (720, 100608), (768, 94320), (786, 92160), (864, 83840), (960, 75456), (1024, 70740), (1048, 69120), (1080, 67072), (1152, 62880), (1179, 61440), (1280, 56592), (1310, 55296), (1440, 50304), (1536, 47160), (1572, 46080), (1728, 41920), (1920, 37728), (1965, 36864), (2048, 35370), (2096, 34560), (2160, 33536), (2304, 31440), (2358, 30720), (2560, 28296), (2620, 27648), (2880, 25152), (3072, 23580), (3144, 23040), (3456, 20960), (3537, 20480), (3840, 18864), (3930, 18432), (4096, 17685), (4192, 17280), (4320, 16768), (4608, 15720), (4716, 15360), (5120, 14148), (5240, 13824), (5760, 12576), (5895, 12288), (6144, 11790), (6288, 11520), (6912, 10480), (7074, 10240), (7680, 9432), (7860, 9216), (8384, 8640)]