215490240

素因数分解:

$2^6\times 3^3\times 5^1\times 7^2\times {\mathrm{509}}^1$

素因数の和:549

約数の個数: 336

約数和(自身を含む): 886053600

約数和(自身を除く): 670563360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 49, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 160, 168, 180, 189, 192, 196, 210, 216, 224, 240, 245, 252, 270, 280, 288, 294, 315, 320, 336, 360, 378, 392, 420, 432, 441, 448, 480, 490, 504, 509, 540, 560, 576, 588, 630, 672, 720, 735, 756, 784, 840, 864, 882, 945, 960, 980, 1008, 1018, 1080, 1120, 1176, 1260, 1323, 1344, 1440, 1470, 1512, 1527, 1568, 1680, 1728, 1764, 1890, 1960, 2016, 2036, 2160, 2205, 2240, 2352, 2520, 2545, 2646, 2880, 2940, 3024, 3054, 3136, 3360, 3528, 3563, 3780, 3920, 4032, 4072, 4320, 4410, 4581, 4704, 5040, 5090, 5292, 5880, 6048, 6108, 6615, 6720, 7056, 7126, 7560, 7635, 7840, 8144, 8640, 8820, 9162, 9408, 10080, 10180, 10584, 10689, 11760, 12096, 12216, 13230, 13743, 14112, 14252, 15120, 15270, 15680, 16288, 17640, 17815, 18324, 20160, 20360, 21168, 21378, 22905, 23520, 24432, 24941, 26460, 27486, 28224, 28504, 30240, 30540, 32067, 32576, 35280, 35630, 36648, 40720, 42336, 42756, 45810, 47040, 48864, 49882, 52920, 53445, 54972, 57008, 60480, 61080, 64134, 68715, 70560, 71260, 73296, 74823, 81440, 84672, 85512, 91620, 96201, 97728, 99764, 105840, 106890, 109944, 114016, 122160, 124705, 128268, 137430, 141120, 142520, 146592, 149646, 160335, 162880, 171024, 183240, 192402, 199528, 211680, 213780, 219888, 224469, 228032, 244320, 249410, 256536, 274860, 285040, 293184, 299292, 320670, 342048, 366480, 374115, 384804, 399056, 423360, 427560, 439776, 448938, 481005, 488640, 498820, 513072, 549720, 570080, 598584, 641340, 673407, 684096, 732960, 748230, 769608, 798112, 855120, 879552, 897876, 962010, 997640, 1026144, 1099440, 1122345, 1140160, 1197168, 1282680, 1346814, 1465920, 1496460, 1539216, 1596224, 1710240, 1795752, 1924020, 1995280, 2052288, 2198880, 2244690, 2394336, 2565360, 2693628, 2992920, 3078432, 3367035, 3420480, 3591504, 3848040, 3990560, 4397760, 4489380, 4788672, 5130720, 5387256, 5985840, 6156864, 6734070, 7183008, 7696080, 7981120, 8978760, 10261440, 10774512, 11971680, 13468140, 14366016, 15392160, 17957520, 21549024, 23943360, 26936280, 30784320, 35915040, 43098048, 53872560, 71830080, 107745120, 215490240]

約数ペア:

[(1, 215490240), (2, 107745120), (3, 71830080), (4, 53872560), (5, 43098048), (6, 35915040), (7, 30784320), (8, 26936280), (9, 23943360), (10, 21549024), (12, 17957520), (14, 15392160), (15, 14366016), (16, 13468140), (18, 11971680), (20, 10774512), (21, 10261440), (24, 8978760), (27, 7981120), (28, 7696080), (30, 7183008), (32, 6734070), (35, 6156864), (36, 5985840), (40, 5387256), (42, 5130720), (45, 4788672), (48, 4489380), (49, 4397760), (54, 3990560), (56, 3848040), (60, 3591504), (63, 3420480), (64, 3367035), (70, 3078432), (72, 2992920), (80, 2693628), (84, 2565360), (90, 2394336), (96, 2244690), (98, 2198880), (105, 2052288), (108, 1995280), (112, 1924020), (120, 1795752), (126, 1710240), (135, 1596224), (140, 1539216), (144, 1496460), (147, 1465920), (160, 1346814), (168, 1282680), (180, 1197168), (189, 1140160), (192, 1122345), (196, 1099440), (210, 1026144), (216, 997640), (224, 962010), (240, 897876), (245, 879552), (252, 855120), (270, 798112), (280, 769608), (288, 748230), (294, 732960), (315, 684096), (320, 673407), (336, 641340), (360, 598584), (378, 570080), (392, 549720), (420, 513072), (432, 498820), (441, 488640), (448, 481005), (480, 448938), (490, 439776), (504, 427560), (509, 423360), (540, 399056), (560, 384804), (576, 374115), (588, 366480), (630, 342048), (672, 320670), (720, 299292), (735, 293184), (756, 285040), (784, 274860), (840, 256536), (864, 249410), (882, 244320), (945, 228032), (960, 224469), (980, 219888), (1008, 213780), (1018, 211680), (1080, 199528), (1120, 192402), (1176, 183240), (1260, 171024), (1323, 162880), (1344, 160335), (1440, 149646), (1470, 146592), (1512, 142520), (1527, 141120), (1568, 137430), (1680, 128268), (1728, 124705), (1764, 122160), (1890, 114016), (1960, 109944), (2016, 106890), (2036, 105840), (2160, 99764), (2205, 97728), (2240, 96201), (2352, 91620), (2520, 85512), (2545, 84672), (2646, 81440), (2880, 74823), (2940, 73296), (3024, 71260), (3054, 70560), (3136, 68715), (3360, 64134), (3528, 61080), (3563, 60480), (3780, 57008), (3920, 54972), (4032, 53445), (4072, 52920), (4320, 49882), (4410, 48864), (4581, 47040), (4704, 45810), (5040, 42756), (5090, 42336), (5292, 40720), (5880, 36648), (6048, 35630), (6108, 35280), (6615, 32576), (6720, 32067), (7056, 30540), (7126, 30240), (7560, 28504), (7635, 28224), (7840, 27486), (8144, 26460), (8640, 24941), (8820, 24432), (9162, 23520), (9408, 22905), (10080, 21378), (10180, 21168), (10584, 20360), (10689, 20160), (11760, 18324), (12096, 17815), (12216, 17640), (13230, 16288), (13743, 15680), (14112, 15270), (14252, 15120)]