491210720

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3067}}^1$

素因数の和:3113

約数の個数: 192

約数和(自身を含む): 1558642176

約数和(自身を除く): 1067431456

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 13, 14, 16, 20, 22, 26, 28, 32, 35, 40, 44, 52, 55, 56, 65, 70, 77, 80, 88, 91, 104, 110, 112, 130, 140, 143, 154, 160, 176, 182, 208, 220, 224, 260, 280, 286, 308, 352, 364, 385, 416, 440, 455, 520, 560, 572, 616, 715, 728, 770, 880, 910, 1001, 1040, 1120, 1144, 1232, 1430, 1456, 1540, 1760, 1820, 2002, 2080, 2288, 2464, 2860, 2912, 3067, 3080, 3640, 4004, 4576, 5005, 5720, 6134, 6160, 7280, 8008, 10010, 11440, 12268, 12320, 14560, 15335, 16016, 20020, 21469, 22880, 24536, 30670, 32032, 33737, 39871, 40040, 42938, 49072, 61340, 67474, 79742, 80080, 85876, 98144, 107345, 122680, 134948, 159484, 160160, 168685, 171752, 199355, 214690, 236159, 245360, 269896, 279097, 318968, 337370, 343504, 398710, 429380, 438581, 472318, 490720, 539792, 558194, 637936, 674740, 687008, 797420, 858760, 877162, 944636, 1079584, 1116388, 1180795, 1275872, 1349480, 1395485, 1594840, 1717520, 1754324, 1889272, 2192905, 2232776, 2361590, 2698960, 2790970, 3070067, 3189680, 3435040, 3508648, 3778544, 4385810, 4465552, 4723180, 5397920, 5581940, 6140134, 6379360, 7017296, 7557088, 8771620, 8931104, 9446360, 11163880, 12280268, 14034592, 15350335, 17543240, 18892720, 22327760, 24560536, 30700670, 35086480, 37785440, 44655520, 49121072, 61401340, 70172960, 98242144, 122802680, 245605360, 491210720]

約数ペア:

[(1, 491210720), (2, 245605360), (4, 122802680), (5, 98242144), (7, 70172960), (8, 61401340), (10, 49121072), (11, 44655520), (13, 37785440), (14, 35086480), (16, 30700670), (20, 24560536), (22, 22327760), (26, 18892720), (28, 17543240), (32, 15350335), (35, 14034592), (40, 12280268), (44, 11163880), (52, 9446360), (55, 8931104), (56, 8771620), (65, 7557088), (70, 7017296), (77, 6379360), (80, 6140134), (88, 5581940), (91, 5397920), (104, 4723180), (110, 4465552), (112, 4385810), (130, 3778544), (140, 3508648), (143, 3435040), (154, 3189680), (160, 3070067), (176, 2790970), (182, 2698960), (208, 2361590), (220, 2232776), (224, 2192905), (260, 1889272), (280, 1754324), (286, 1717520), (308, 1594840), (352, 1395485), (364, 1349480), (385, 1275872), (416, 1180795), (440, 1116388), (455, 1079584), (520, 944636), (560, 877162), (572, 858760), (616, 797420), (715, 687008), (728, 674740), (770, 637936), (880, 558194), (910, 539792), (1001, 490720), (1040, 472318), (1120, 438581), (1144, 429380), (1232, 398710), (1430, 343504), (1456, 337370), (1540, 318968), (1760, 279097), (1820, 269896), (2002, 245360), (2080, 236159), (2288, 214690), (2464, 199355), (2860, 171752), (2912, 168685), (3067, 160160), (3080, 159484), (3640, 134948), (4004, 122680), (4576, 107345), (5005, 98144), (5720, 85876), (6134, 80080), (6160, 79742), (7280, 67474), (8008, 61340), (10010, 49072), (11440, 42938), (12268, 40040), (12320, 39871), (14560, 33737), (15335, 32032), (16016, 30670), (20020, 24536), (21469, 22880)]