253196280

素因数分解:

$2^3\times 3^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{457}}^1$

素因数の和:505

約数の個数: 224

約数和(自身を含む): 901069200

約数和(自身を除く): 647872920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 81, 90, 95, 108, 114, 120, 135, 152, 162, 171, 180, 190, 216, 228, 243, 270, 285, 324, 342, 360, 380, 405, 456, 457, 486, 513, 540, 570, 648, 684, 729, 760, 810, 855, 914, 972, 1026, 1080, 1140, 1215, 1368, 1371, 1458, 1539, 1620, 1710, 1828, 1944, 2052, 2280, 2285, 2430, 2565, 2742, 2916, 3078, 3240, 3420, 3645, 3656, 4104, 4113, 4570, 4617, 4860, 5130, 5484, 5832, 6156, 6840, 6855, 7290, 7695, 8226, 8683, 9140, 9234, 9720, 10260, 10968, 12312, 12339, 13710, 13851, 14580, 15390, 16452, 17366, 18280, 18468, 20520, 20565, 23085, 24678, 26049, 27420, 27702, 29160, 30780, 32904, 34732, 36936, 37017, 41130, 43415, 46170, 49356, 52098, 54840, 55404, 61560, 61695, 69255, 69464, 74034, 78147, 82260, 86830, 92340, 98712, 104196, 110808, 111051, 123390, 130245, 138510, 148068, 156294, 164520, 173660, 184680, 185085, 208392, 222102, 234441, 246780, 260490, 277020, 296136, 312588, 333153, 347320, 370170, 390735, 444204, 468882, 493560, 520980, 554040, 555255, 625176, 666306, 703323, 740340, 781470, 888408, 937764, 1041960, 1110510, 1172205, 1332612, 1406646, 1480680, 1562940, 1665765, 1875528, 2109969, 2221020, 2344410, 2665224, 2813292, 3125880, 3331530, 3516615, 4219938, 4442040, 4688820, 5626584, 6329907, 6663060, 7033230, 8439876, 9377640, 10549845, 12659814, 13326120, 14066460, 16879752, 21099690, 25319628, 28132920, 31649535, 42199380, 50639256, 63299070, 84398760, 126598140, 253196280]

約数ペア:

[(1, 253196280), (2, 126598140), (3, 84398760), (4, 63299070), (5, 50639256), (6, 42199380), (8, 31649535), (9, 28132920), (10, 25319628), (12, 21099690), (15, 16879752), (18, 14066460), (19, 13326120), (20, 12659814), (24, 10549845), (27, 9377640), (30, 8439876), (36, 7033230), (38, 6663060), (40, 6329907), (45, 5626584), (54, 4688820), (57, 4442040), (60, 4219938), (72, 3516615), (76, 3331530), (81, 3125880), (90, 2813292), (95, 2665224), (108, 2344410), (114, 2221020), (120, 2109969), (135, 1875528), (152, 1665765), (162, 1562940), (171, 1480680), (180, 1406646), (190, 1332612), (216, 1172205), (228, 1110510), (243, 1041960), (270, 937764), (285, 888408), (324, 781470), (342, 740340), (360, 703323), (380, 666306), (405, 625176), (456, 555255), (457, 554040), (486, 520980), (513, 493560), (540, 468882), (570, 444204), (648, 390735), (684, 370170), (729, 347320), (760, 333153), (810, 312588), (855, 296136), (914, 277020), (972, 260490), (1026, 246780), (1080, 234441), (1140, 222102), (1215, 208392), (1368, 185085), (1371, 184680), (1458, 173660), (1539, 164520), (1620, 156294), (1710, 148068), (1828, 138510), (1944, 130245), (2052, 123390), (2280, 111051), (2285, 110808), (2430, 104196), (2565, 98712), (2742, 92340), (2916, 86830), (3078, 82260), (3240, 78147), (3420, 74034), (3645, 69464), (3656, 69255), (4104, 61695), (4113, 61560), (4570, 55404), (4617, 54840), (4860, 52098), (5130, 49356), (5484, 46170), (5832, 43415), (6156, 41130), (6840, 37017), (6855, 36936), (7290, 34732), (7695, 32904), (8226, 30780), (8683, 29160), (9140, 27702), (9234, 27420), (9720, 26049), (10260, 24678), (10968, 23085), (12312, 20565), (12339, 20520), (13710, 18468), (13851, 18280), (14580, 17366), (15390, 16452)]