217733880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:318

約数の個数: 256

約数和(自身を含む): 815431680

約数和(自身を除く): 597697800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 127, 130, 140, 156, 157, 168, 182, 195, 210, 254, 260, 273, 280, 312, 314, 364, 381, 390, 420, 455, 471, 508, 520, 546, 628, 635, 728, 762, 780, 785, 840, 889, 910, 942, 1016, 1092, 1099, 1256, 1270, 1365, 1524, 1560, 1570, 1651, 1778, 1820, 1884, 1905, 2041, 2184, 2198, 2355, 2540, 2667, 2730, 3048, 3140, 3297, 3302, 3556, 3640, 3768, 3810, 4082, 4396, 4445, 4710, 4953, 5080, 5334, 5460, 5495, 6123, 6280, 6594, 6604, 7112, 7620, 8164, 8255, 8792, 8890, 9420, 9906, 10205, 10668, 10920, 10990, 11557, 12246, 13188, 13208, 13335, 14287, 15240, 16328, 16485, 16510, 17780, 18840, 19812, 19939, 20410, 21336, 21980, 23114, 24492, 24765, 26376, 26670, 28574, 30615, 32970, 33020, 34671, 35560, 39624, 39878, 40820, 42861, 43960, 46228, 48984, 49530, 53340, 57148, 57785, 59817, 61230, 65940, 66040, 69342, 71435, 79756, 81640, 85722, 92456, 99060, 99695, 106680, 114296, 115570, 119634, 122460, 131880, 138684, 139573, 142870, 159512, 171444, 173355, 198120, 199390, 214305, 231140, 239268, 244920, 259207, 277368, 279146, 285740, 299085, 342888, 346710, 398780, 418719, 428610, 462280, 478536, 518414, 558292, 571480, 598170, 693420, 697865, 777621, 797560, 837438, 857220, 1036828, 1116584, 1196340, 1296035, 1386840, 1395730, 1555242, 1674876, 1714440, 1814449, 2073656, 2093595, 2392680, 2592070, 2791460, 3110484, 3349752, 3628898, 3888105, 4187190, 5184140, 5443347, 5582920, 6220968, 7257796, 7776210, 8374380, 9072245, 10368280, 10886694, 14515592, 15552420, 16748760, 18144490, 21773388, 27216735, 31104840, 36288980, 43546776, 54433470, 72577960, 108866940, 217733880]

約数ペア:

[(1, 217733880), (2, 108866940), (3, 72577960), (4, 54433470), (5, 43546776), (6, 36288980), (7, 31104840), (8, 27216735), (10, 21773388), (12, 18144490), (13, 16748760), (14, 15552420), (15, 14515592), (20, 10886694), (21, 10368280), (24, 9072245), (26, 8374380), (28, 7776210), (30, 7257796), (35, 6220968), (39, 5582920), (40, 5443347), (42, 5184140), (52, 4187190), (56, 3888105), (60, 3628898), (65, 3349752), (70, 3110484), (78, 2791460), (84, 2592070), (91, 2392680), (104, 2093595), (105, 2073656), (120, 1814449), (127, 1714440), (130, 1674876), (140, 1555242), (156, 1395730), (157, 1386840), (168, 1296035), (182, 1196340), (195, 1116584), (210, 1036828), (254, 857220), (260, 837438), (273, 797560), (280, 777621), (312, 697865), (314, 693420), (364, 598170), (381, 571480), (390, 558292), (420, 518414), (455, 478536), (471, 462280), (508, 428610), (520, 418719), (546, 398780), (628, 346710), (635, 342888), (728, 299085), (762, 285740), (780, 279146), (785, 277368), (840, 259207), (889, 244920), (910, 239268), (942, 231140), (1016, 214305), (1092, 199390), (1099, 198120), (1256, 173355), (1270, 171444), (1365, 159512), (1524, 142870), (1560, 139573), (1570, 138684), (1651, 131880), (1778, 122460), (1820, 119634), (1884, 115570), (1905, 114296), (2041, 106680), (2184, 99695), (2198, 99060), (2355, 92456), (2540, 85722), (2667, 81640), (2730, 79756), (3048, 71435), (3140, 69342), (3297, 66040), (3302, 65940), (3556, 61230), (3640, 59817), (3768, 57785), (3810, 57148), (4082, 53340), (4396, 49530), (4445, 48984), (4710, 46228), (4953, 43960), (5080, 42861), (5334, 40820), (5460, 39878), (5495, 39624), (6123, 35560), (6280, 34671), (6594, 33020), (6604, 32970), (7112, 30615), (7620, 28574), (8164, 26670), (8255, 26376), (8792, 24765), (8890, 24492), (9420, 23114), (9906, 21980), (10205, 21336), (10668, 20410), (10920, 19939), (10990, 19812), (11557, 18840), (12246, 17780), (13188, 16510), (13208, 16485), (13335, 16328), (14287, 15240)]