331685280

素因数分解:

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

素因数の和:498

約数の個数: 288

約数和(自身を含む): 1238328000

約数和(自身を除く): 906642720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 162, 171, 180, 190, 216, 228, 240, 243, 270, 285, 288, 304, 324, 342, 360, 380, 405, 432, 449, 456, 480, 486, 513, 540, 570, 608, 648, 684, 720, 760, 810, 855, 864, 898, 912, 972, 1026, 1080, 1140, 1215, 1296, 1347, 1368, 1440, 1520, 1539, 1620, 1710, 1796, 1824, 1944, 2052, 2160, 2245, 2280, 2430, 2565, 2592, 2694, 2736, 3040, 3078, 3240, 3420, 3592, 3888, 4041, 4104, 4320, 4490, 4560, 4617, 4860, 5130, 5388, 5472, 6156, 6480, 6735, 6840, 7184, 7695, 7776, 8082, 8208, 8531, 8980, 9120, 9234, 9720, 10260, 10776, 12123, 12312, 12960, 13470, 13680, 14368, 15390, 16164, 16416, 17062, 17960, 18468, 19440, 20205, 20520, 21552, 23085, 24246, 24624, 25593, 26940, 27360, 30780, 32328, 34124, 35920, 36369, 36936, 38880, 40410, 41040, 42655, 43104, 46170, 48492, 49248, 51186, 53880, 60615, 61560, 64656, 68248, 71840, 72738, 73872, 76779, 80820, 82080, 85310, 92340, 96984, 102372, 107760, 109107, 121230, 123120, 127965, 129312, 136496, 145476, 147744, 153558, 161640, 170620, 181845, 184680, 193968, 204744, 215520, 218214, 230337, 242460, 246240, 255930, 272992, 290952, 307116, 323280, 341240, 363690, 369360, 383895, 387936, 409488, 436428, 460674, 484920, 511860, 545535, 581904, 614232, 646560, 682480, 691011, 727380, 738720, 767790, 818976, 872856, 921348, 969840, 1023720, 1091070, 1151685, 1163808, 1228464, 1364960, 1382022, 1454760, 1535580, 1745712, 1842696, 1939680, 2047440, 2073033, 2182140, 2303370, 2456928, 2764044, 2909520, 3071160, 3455055, 3491424, 3685392, 4094880, 4146066, 4364280, 4606740, 5528088, 5819040, 6142320, 6910110, 7370784, 8292132, 8728560, 9213480, 10365165, 11056176, 12284640, 13820220, 16584264, 17457120, 18426960, 20730330, 22112352, 27640440, 33168528, 36853920, 41460660, 55280880, 66337056, 82921320, 110561760, 165842640, 331685280]

約数ペア:

[(1, 331685280), (2, 165842640), (3, 110561760), (4, 82921320), (5, 66337056), (6, 55280880), (8, 41460660), (9, 36853920), (10, 33168528), (12, 27640440), (15, 22112352), (16, 20730330), (18, 18426960), (19, 17457120), (20, 16584264), (24, 13820220), (27, 12284640), (30, 11056176), (32, 10365165), (36, 9213480), (38, 8728560), (40, 8292132), (45, 7370784), (48, 6910110), (54, 6142320), (57, 5819040), (60, 5528088), (72, 4606740), (76, 4364280), (80, 4146066), (81, 4094880), (90, 3685392), (95, 3491424), (96, 3455055), (108, 3071160), (114, 2909520), (120, 2764044), (135, 2456928), (144, 2303370), (152, 2182140), (160, 2073033), (162, 2047440), (171, 1939680), (180, 1842696), (190, 1745712), (216, 1535580), (228, 1454760), (240, 1382022), (243, 1364960), (270, 1228464), (285, 1163808), (288, 1151685), (304, 1091070), (324, 1023720), (342, 969840), (360, 921348), (380, 872856), (405, 818976), (432, 767790), (449, 738720), (456, 727380), (480, 691011), (486, 682480), (513, 646560), (540, 614232), (570, 581904), (608, 545535), (648, 511860), (684, 484920), (720, 460674), (760, 436428), (810, 409488), (855, 387936), (864, 383895), (898, 369360), (912, 363690), (972, 341240), (1026, 323280), (1080, 307116), (1140, 290952), (1215, 272992), (1296, 255930), (1347, 246240), (1368, 242460), (1440, 230337), (1520, 218214), (1539, 215520), (1620, 204744), (1710, 193968), (1796, 184680), (1824, 181845), (1944, 170620), (2052, 161640), (2160, 153558), (2245, 147744), (2280, 145476), (2430, 136496), (2565, 129312), (2592, 127965), (2694, 123120), (2736, 121230), (3040, 109107), (3078, 107760), (3240, 102372), (3420, 96984), (3592, 92340), (3888, 85310), (4041, 82080), (4104, 80820), (4320, 76779), (4490, 73872), (4560, 72738), (4617, 71840), (4860, 68248), (5130, 64656), (5388, 61560), (5472, 60615), (6156, 53880), (6480, 51186), (6735, 49248), (6840, 48492), (7184, 46170), (7695, 43104), (7776, 42655), (8082, 41040), (8208, 40410), (8531, 38880), (8980, 36936), (9120, 36369), (9234, 35920), (9720, 34124), (10260, 32328), (10776, 30780), (12123, 27360), (12312, 26940), (12960, 25593), (13470, 24624), (13680, 24246), (14368, 23085), (15390, 21552), (16164, 20520), (16416, 20205), (17062, 19440), (17960, 18468)]