31811472

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:202

約数の個数: 240

約数和(自身を含む): 117611520

約数和(自身を除く): 85800048

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 19, 21, 22, 24, 28, 33, 36, 38, 42, 44, 48, 56, 57, 63, 66, 72, 76, 77, 84, 88, 99, 112, 114, 126, 132, 133, 144, 151, 152, 154, 168, 171, 176, 198, 209, 228, 231, 252, 264, 266, 302, 304, 308, 336, 342, 396, 399, 418, 453, 456, 462, 504, 528, 532, 604, 616, 627, 684, 693, 792, 798, 836, 906, 912, 924, 1008, 1057, 1064, 1197, 1208, 1232, 1254, 1359, 1368, 1386, 1463, 1584, 1596, 1661, 1672, 1812, 1848, 1881, 2114, 2128, 2394, 2416, 2508, 2718, 2736, 2772, 2869, 2926, 3171, 3192, 3322, 3344, 3624, 3696, 3762, 4228, 4389, 4788, 4983, 5016, 5436, 5544, 5738, 5852, 6342, 6384, 6644, 7248, 7524, 8456, 8607, 8778, 9513, 9576, 9966, 10032, 10872, 11088, 11476, 11627, 11704, 12684, 13167, 13288, 14949, 15048, 16912, 17214, 17556, 19026, 19152, 19932, 20083, 21744, 22952, 23254, 23408, 25368, 25821, 26334, 26576, 29898, 30096, 31559, 34428, 34881, 35112, 38052, 39864, 40166, 45904, 46508, 50736, 51642, 52668, 59796, 60249, 63118, 68856, 69762, 70224, 76104, 79728, 80332, 93016, 94677, 103284, 104643, 105336, 119592, 120498, 126236, 137712, 139524, 152208, 160664, 180747, 186032, 189354, 206568, 209286, 210672, 220913, 239184, 240996, 252472, 279048, 284031, 321328, 361494, 378708, 413136, 418572, 441826, 481992, 504944, 558096, 568062, 662739, 722988, 757416, 837144, 883652, 963984, 1136124, 1325478, 1445976, 1514832, 1674288, 1767304, 1988217, 2272248, 2650956, 2891952, 3534608, 3976434, 4544496, 5301912, 7952868, 10603824, 15905736, 31811472]

約数ペア:

[(1, 31811472), (2, 15905736), (3, 10603824), (4, 7952868), (6, 5301912), (7, 4544496), (8, 3976434), (9, 3534608), (11, 2891952), (12, 2650956), (14, 2272248), (16, 1988217), (18, 1767304), (19, 1674288), (21, 1514832), (22, 1445976), (24, 1325478), (28, 1136124), (33, 963984), (36, 883652), (38, 837144), (42, 757416), (44, 722988), (48, 662739), (56, 568062), (57, 558096), (63, 504944), (66, 481992), (72, 441826), (76, 418572), (77, 413136), (84, 378708), (88, 361494), (99, 321328), (112, 284031), (114, 279048), (126, 252472), (132, 240996), (133, 239184), (144, 220913), (151, 210672), (152, 209286), (154, 206568), (168, 189354), (171, 186032), (176, 180747), (198, 160664), (209, 152208), (228, 139524), (231, 137712), (252, 126236), (264, 120498), (266, 119592), (302, 105336), (304, 104643), (308, 103284), (336, 94677), (342, 93016), (396, 80332), (399, 79728), (418, 76104), (453, 70224), (456, 69762), (462, 68856), (504, 63118), (528, 60249), (532, 59796), (604, 52668), (616, 51642), (627, 50736), (684, 46508), (693, 45904), (792, 40166), (798, 39864), (836, 38052), (906, 35112), (912, 34881), (924, 34428), (1008, 31559), (1057, 30096), (1064, 29898), (1197, 26576), (1208, 26334), (1232, 25821), (1254, 25368), (1359, 23408), (1368, 23254), (1386, 22952), (1463, 21744), (1584, 20083), (1596, 19932), (1661, 19152), (1672, 19026), (1812, 17556), (1848, 17214), (1881, 16912), (2114, 15048), (2128, 14949), (2394, 13288), (2416, 13167), (2508, 12684), (2718, 11704), (2736, 11627), (2772, 11476), (2869, 11088), (2926, 10872), (3171, 10032), (3192, 9966), (3322, 9576), (3344, 9513), (3624, 8778), (3696, 8607), (3762, 8456), (4228, 7524), (4389, 7248), (4788, 6644), (4983, 6384), (5016, 6342), (5436, 5852), (5544, 5738)]