19944713040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{54709}}^1$

素因数の和:54770

約数の個数: 240

約数和(自身を含む): 74244533760

約数和(自身を除く): 54299820720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 49, 56, 60, 62, 70, 80, 84, 93, 98, 105, 112, 120, 124, 140, 147, 155, 168, 186, 196, 210, 217, 240, 245, 248, 280, 294, 310, 336, 372, 392, 420, 434, 465, 490, 496, 560, 588, 620, 651, 735, 744, 784, 840, 868, 930, 980, 1085, 1176, 1240, 1302, 1470, 1488, 1519, 1680, 1736, 1860, 1960, 2170, 2352, 2480, 2604, 2940, 3038, 3255, 3472, 3720, 3920, 4340, 4557, 5208, 5880, 6076, 6510, 7440, 7595, 8680, 9114, 10416, 11760, 12152, 13020, 15190, 17360, 18228, 22785, 24304, 26040, 30380, 36456, 45570, 52080, 54709, 60760, 72912, 91140, 109418, 121520, 164127, 182280, 218836, 273545, 328254, 364560, 382963, 437672, 547090, 656508, 765926, 820635, 875344, 1094180, 1148889, 1313016, 1531852, 1641270, 1695979, 1914815, 2188360, 2297778, 2626032, 2680741, 3063704, 3282540, 3391958, 3829630, 4376720, 4595556, 5087937, 5361482, 5744445, 6127408, 6565080, 6783916, 7659260, 8042223, 8479895, 9191112, 10175874, 10722964, 11488890, 11871853, 13130160, 13403705, 13567832, 15318520, 16084446, 16959790, 18382224, 20351748, 21445928, 22977780, 23743706, 25439685, 26807410, 27135664, 30637040, 32168892, 33919580, 35615559, 40211115, 40703496, 42891856, 45955560, 47487412, 50879370, 53614820, 59359265, 64337784, 67839160, 71231118, 80422230, 81406992, 83102971, 91911120, 94974824, 101758740, 107229640, 118718530, 128675568, 135678320, 142462236, 160844460, 166205942, 178077795, 189949648, 203517480, 214459280, 237437060, 249308913, 284924472, 321688920, 332411884, 356155590, 407034960, 415514855, 474874120, 498617826, 569848944, 643377840, 664823768, 712311180, 831029710, 949748240, 997235652, 1246544565, 1329647536, 1424622360, 1662059420, 1994471304, 2493089130, 2849244720, 3324118840, 3988942608, 4986178260, 6648237680, 9972356520, 19944713040]

約数ペア:

[(1, 19944713040), (2, 9972356520), (3, 6648237680), (4, 4986178260), (5, 3988942608), (6, 3324118840), (7, 2849244720), (8, 2493089130), (10, 1994471304), (12, 1662059420), (14, 1424622360), (15, 1329647536), (16, 1246544565), (20, 997235652), (21, 949748240), (24, 831029710), (28, 712311180), (30, 664823768), (31, 643377840), (35, 569848944), (40, 498617826), (42, 474874120), (48, 415514855), (49, 407034960), (56, 356155590), (60, 332411884), (62, 321688920), (70, 284924472), (80, 249308913), (84, 237437060), (93, 214459280), (98, 203517480), (105, 189949648), (112, 178077795), (120, 166205942), (124, 160844460), (140, 142462236), (147, 135678320), (155, 128675568), (168, 118718530), (186, 107229640), (196, 101758740), (210, 94974824), (217, 91911120), (240, 83102971), (245, 81406992), (248, 80422230), (280, 71231118), (294, 67839160), (310, 64337784), (336, 59359265), (372, 53614820), (392, 50879370), (420, 47487412), (434, 45955560), (465, 42891856), (490, 40703496), (496, 40211115), (560, 35615559), (588, 33919580), (620, 32168892), (651, 30637040), (735, 27135664), (744, 26807410), (784, 25439685), (840, 23743706), (868, 22977780), (930, 21445928), (980, 20351748), (1085, 18382224), (1176, 16959790), (1240, 16084446), (1302, 15318520), (1470, 13567832), (1488, 13403705), (1519, 13130160), (1680, 11871853), (1736, 11488890), (1860, 10722964), (1960, 10175874), (2170, 9191112), (2352, 8479895), (2480, 8042223), (2604, 7659260), (2940, 6783916), (3038, 6565080), (3255, 6127408), (3472, 5744445), (3720, 5361482), (3920, 5087937), (4340, 4595556), (4557, 4376720), (5208, 3829630), (5880, 3391958), (6076, 3282540), (6510, 3063704), (7440, 2680741), (7595, 2626032), (8680, 2297778), (9114, 2188360), (10416, 1914815), (11760, 1695979), (12152, 1641270), (13020, 1531852), (15190, 1313016), (17360, 1148889), (18228, 1094180), (22785, 875344), (24304, 820635), (26040, 765926), (30380, 656508), (36456, 547090), (45570, 437672), (52080, 382963), (54709, 364560), (60760, 328254), (72912, 273545), (91140, 218836), (109418, 182280), (121520, 164127)]