161617680

素因数分解:

$2^4\times 3^4\times 5^1\times 7^2\times {\mathrm{509}}^1$

素因数の和:548

約数の個数: 300

約数和(自身を含む): 654249420

約数和(自身を除く): 492631740

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 70, 72, 80, 81, 84, 90, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 162, 168, 180, 189, 196, 210, 216, 240, 245, 252, 270, 280, 294, 315, 324, 336, 360, 378, 392, 405, 420, 432, 441, 490, 504, 509, 540, 560, 567, 588, 630, 648, 720, 735, 756, 784, 810, 840, 882, 945, 980, 1008, 1018, 1080, 1134, 1176, 1260, 1296, 1323, 1470, 1512, 1527, 1620, 1680, 1764, 1890, 1960, 2036, 2160, 2205, 2268, 2352, 2520, 2545, 2646, 2835, 2940, 3024, 3054, 3240, 3528, 3563, 3780, 3920, 3969, 4072, 4410, 4536, 4581, 5040, 5090, 5292, 5670, 5880, 6108, 6480, 6615, 7056, 7126, 7560, 7635, 7938, 8144, 8820, 9072, 9162, 10180, 10584, 10689, 11340, 11760, 12216, 13230, 13743, 14252, 15120, 15270, 15876, 17640, 17815, 18324, 19845, 20360, 21168, 21378, 22680, 22905, 24432, 24941, 26460, 27486, 28504, 30540, 31752, 32067, 35280, 35630, 36648, 39690, 40720, 41229, 42756, 45360, 45810, 49882, 52920, 53445, 54972, 57008, 61080, 63504, 64134, 68715, 71260, 73296, 74823, 79380, 82458, 85512, 91620, 96201, 99764, 105840, 106890, 109944, 122160, 124705, 128268, 137430, 142520, 149646, 158760, 160335, 164916, 171024, 183240, 192402, 199528, 206145, 213780, 219888, 224469, 249410, 256536, 274860, 285040, 288603, 299292, 317520, 320670, 329832, 366480, 374115, 384804, 399056, 412290, 427560, 448938, 481005, 498820, 513072, 549720, 577206, 598584, 641340, 659664, 673407, 748230, 769608, 824580, 855120, 897876, 962010, 997640, 1099440, 1122345, 1154412, 1197168, 1282680, 1346814, 1443015, 1496460, 1539216, 1649160, 1795752, 1924020, 1995280, 2020221, 2244690, 2308824, 2565360, 2693628, 2886030, 2992920, 3298320, 3367035, 3591504, 3848040, 4040442, 4489380, 4617648, 5387256, 5772060, 5985840, 6734070, 7696080, 8080884, 8978760, 10101105, 10774512, 11544120, 13468140, 16161768, 17957520, 20202210, 23088240, 26936280, 32323536, 40404420, 53872560, 80808840, 161617680]

約数ペア:

[(1, 161617680), (2, 80808840), (3, 53872560), (4, 40404420), (5, 32323536), (6, 26936280), (7, 23088240), (8, 20202210), (9, 17957520), (10, 16161768), (12, 13468140), (14, 11544120), (15, 10774512), (16, 10101105), (18, 8978760), (20, 8080884), (21, 7696080), (24, 6734070), (27, 5985840), (28, 5772060), (30, 5387256), (35, 4617648), (36, 4489380), (40, 4040442), (42, 3848040), (45, 3591504), (48, 3367035), (49, 3298320), (54, 2992920), (56, 2886030), (60, 2693628), (63, 2565360), (70, 2308824), (72, 2244690), (80, 2020221), (81, 1995280), (84, 1924020), (90, 1795752), (98, 1649160), (105, 1539216), (108, 1496460), (112, 1443015), (120, 1346814), (126, 1282680), (135, 1197168), (140, 1154412), (144, 1122345), (147, 1099440), (162, 997640), (168, 962010), (180, 897876), (189, 855120), (196, 824580), (210, 769608), (216, 748230), (240, 673407), (245, 659664), (252, 641340), (270, 598584), (280, 577206), (294, 549720), (315, 513072), (324, 498820), (336, 481005), (360, 448938), (378, 427560), (392, 412290), (405, 399056), (420, 384804), (432, 374115), (441, 366480), (490, 329832), (504, 320670), (509, 317520), (540, 299292), (560, 288603), (567, 285040), (588, 274860), (630, 256536), (648, 249410), (720, 224469), (735, 219888), (756, 213780), (784, 206145), (810, 199528), (840, 192402), (882, 183240), (945, 171024), (980, 164916), (1008, 160335), (1018, 158760), (1080, 149646), (1134, 142520), (1176, 137430), (1260, 128268), (1296, 124705), (1323, 122160), (1470, 109944), (1512, 106890), (1527, 105840), (1620, 99764), (1680, 96201), (1764, 91620), (1890, 85512), (1960, 82458), (2036, 79380), (2160, 74823), (2205, 73296), (2268, 71260), (2352, 68715), (2520, 64134), (2545, 63504), (2646, 61080), (2835, 57008), (2940, 54972), (3024, 53445), (3054, 52920), (3240, 49882), (3528, 45810), (3563, 45360), (3780, 42756), (3920, 41229), (3969, 40720), (4072, 39690), (4410, 36648), (4536, 35630), (4581, 35280), (5040, 32067), (5090, 31752), (5292, 30540), (5670, 28504), (5880, 27486), (6108, 26460), (6480, 24941), (6615, 24432), (7056, 22905), (7126, 22680), (7560, 21378), (7635, 21168), (7938, 20360), (8144, 19845), (8820, 18324), (9072, 17815), (9162, 17640), (10180, 15876), (10584, 15270), (10689, 15120), (11340, 14252), (11760, 13743), (12216, 13230)]