248763960

素因数分解:

$2^3\times 3^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1$

素因数の和:497

約数の個数: 224

約数和(自身を含む): 885330000

約数和(自身を除く): 636566040

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, 449, 456, 486, 513, 540, 570, 648, 684, 729, 760, 810, 855, 898, 972, 1026, 1080, 1140, 1215, 1347, 1368, 1458, 1539, 1620, 1710, 1796, 1944, 2052, 2245, 2280, 2430, 2565, 2694, 2916, 3078, 3240, 3420, 3592, 3645, 4041, 4104, 4490, 4617, 4860, 5130, 5388, 5832, 6156, 6735, 6840, 7290, 7695, 8082, 8531, 8980, 9234, 9720, 10260, 10776, 12123, 12312, 13470, 13851, 14580, 15390, 16164, 17062, 17960, 18468, 20205, 20520, 23085, 24246, 25593, 26940, 27702, 29160, 30780, 32328, 34124, 36369, 36936, 40410, 42655, 46170, 48492, 51186, 53880, 55404, 60615, 61560, 68248, 69255, 72738, 76779, 80820, 85310, 92340, 96984, 102372, 109107, 110808, 121230, 127965, 138510, 145476, 153558, 161640, 170620, 181845, 184680, 204744, 218214, 230337, 242460, 255930, 277020, 290952, 307116, 327321, 341240, 363690, 383895, 436428, 460674, 484920, 511860, 545535, 554040, 614232, 654642, 691011, 727380, 767790, 872856, 921348, 1023720, 1091070, 1151685, 1309284, 1382022, 1454760, 1535580, 1636605, 1842696, 2073033, 2182140, 2303370, 2618568, 2764044, 3071160, 3273210, 3455055, 4146066, 4364280, 4606740, 5528088, 6219099, 6546420, 6910110, 8292132, 9213480, 10365165, 12438198, 13092840, 13820220, 16584264, 20730330, 24876396, 27640440, 31095495, 41460660, 49752792, 62190990, 82921320, 124381980, 248763960]

約数ペア:

[(1, 248763960), (2, 124381980), (3, 82921320), (4, 62190990), (5, 49752792), (6, 41460660), (8, 31095495), (9, 27640440), (10, 24876396), (12, 20730330), (15, 16584264), (18, 13820220), (19, 13092840), (20, 12438198), (24, 10365165), (27, 9213480), (30, 8292132), (36, 6910110), (38, 6546420), (40, 6219099), (45, 5528088), (54, 4606740), (57, 4364280), (60, 4146066), (72, 3455055), (76, 3273210), (81, 3071160), (90, 2764044), (95, 2618568), (108, 2303370), (114, 2182140), (120, 2073033), (135, 1842696), (152, 1636605), (162, 1535580), (171, 1454760), (180, 1382022), (190, 1309284), (216, 1151685), (228, 1091070), (243, 1023720), (270, 921348), (285, 872856), (324, 767790), (342, 727380), (360, 691011), (380, 654642), (405, 614232), (449, 554040), (456, 545535), (486, 511860), (513, 484920), (540, 460674), (570, 436428), (648, 383895), (684, 363690), (729, 341240), (760, 327321), (810, 307116), (855, 290952), (898, 277020), (972, 255930), (1026, 242460), (1080, 230337), (1140, 218214), (1215, 204744), (1347, 184680), (1368, 181845), (1458, 170620), (1539, 161640), (1620, 153558), (1710, 145476), (1796, 138510), (1944, 127965), (2052, 121230), (2245, 110808), (2280, 109107), (2430, 102372), (2565, 96984), (2694, 92340), (2916, 85310), (3078, 80820), (3240, 76779), (3420, 72738), (3592, 69255), (3645, 68248), (4041, 61560), (4104, 60615), (4490, 55404), (4617, 53880), (4860, 51186), (5130, 48492), (5388, 46170), (5832, 42655), (6156, 40410), (6735, 36936), (6840, 36369), (7290, 34124), (7695, 32328), (8082, 30780), (8531, 29160), (8980, 27702), (9234, 26940), (9720, 25593), (10260, 24246), (10776, 23085), (12123, 20520), (12312, 20205), (13470, 18468), (13851, 17960), (14580, 17062), (15390, 16164)]