31283280

素因数分解:

$2^4\times 3^3\times 5^1\times 7^1\times {\mathrm{2069}}^1$

素因数の和:2098

約数の個数: 160

約数和(自身を含む): 123206400

約数和(自身を除く): 91923120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 105, 108, 112, 120, 126, 135, 140, 144, 168, 180, 189, 210, 216, 240, 252, 270, 280, 315, 336, 360, 378, 420, 432, 504, 540, 560, 630, 720, 756, 840, 945, 1008, 1080, 1260, 1512, 1680, 1890, 2069, 2160, 2520, 3024, 3780, 4138, 5040, 6207, 7560, 8276, 10345, 12414, 14483, 15120, 16552, 18621, 20690, 24828, 28966, 31035, 33104, 37242, 41380, 43449, 49656, 55863, 57932, 62070, 72415, 74484, 82760, 86898, 93105, 99312, 111726, 115864, 124140, 130347, 144830, 148968, 165520, 173796, 186210, 217245, 223452, 231728, 248280, 260694, 279315, 289660, 297936, 347592, 372420, 391041, 434490, 446904, 496560, 521388, 558630, 579320, 651735, 695184, 744840, 782082, 868980, 893808, 1042776, 1117260, 1158640, 1303470, 1489680, 1564164, 1737960, 1955205, 2085552, 2234520, 2606940, 3128328, 3475920, 3910410, 4469040, 5213880, 6256656, 7820820, 10427760, 15641640, 31283280]

約数ペア:

[(1, 31283280), (2, 15641640), (3, 10427760), (4, 7820820), (5, 6256656), (6, 5213880), (7, 4469040), (8, 3910410), (9, 3475920), (10, 3128328), (12, 2606940), (14, 2234520), (15, 2085552), (16, 1955205), (18, 1737960), (20, 1564164), (21, 1489680), (24, 1303470), (27, 1158640), (28, 1117260), (30, 1042776), (35, 893808), (36, 868980), (40, 782082), (42, 744840), (45, 695184), (48, 651735), (54, 579320), (56, 558630), (60, 521388), (63, 496560), (70, 446904), (72, 434490), (80, 391041), (84, 372420), (90, 347592), (105, 297936), (108, 289660), (112, 279315), (120, 260694), (126, 248280), (135, 231728), (140, 223452), (144, 217245), (168, 186210), (180, 173796), (189, 165520), (210, 148968), (216, 144830), (240, 130347), (252, 124140), (270, 115864), (280, 111726), (315, 99312), (336, 93105), (360, 86898), (378, 82760), (420, 74484), (432, 72415), (504, 62070), (540, 57932), (560, 55863), (630, 49656), (720, 43449), (756, 41380), (840, 37242), (945, 33104), (1008, 31035), (1080, 28966), (1260, 24828), (1512, 20690), (1680, 18621), (1890, 16552), (2069, 15120), (2160, 14483), (2520, 12414), (3024, 10345), (3780, 8276), (4138, 7560), (5040, 6207)]