15967728

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:132

約数の個数: 180

約数和(自身を含む): 54395328

約数和(自身を除く): 38427600

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 36, 42, 48, 49, 56, 62, 63, 72, 73, 84, 93, 98, 112, 124, 126, 144, 146, 147, 168, 186, 196, 217, 219, 248, 252, 279, 292, 294, 336, 372, 392, 434, 438, 441, 496, 504, 511, 558, 584, 588, 651, 657, 744, 784, 868, 876, 882, 1008, 1022, 1116, 1168, 1176, 1302, 1314, 1488, 1519, 1533, 1736, 1752, 1764, 1953, 2044, 2232, 2263, 2352, 2604, 2628, 3038, 3066, 3472, 3504, 3528, 3577, 3906, 4088, 4464, 4526, 4557, 4599, 5208, 5256, 6076, 6132, 6789, 7056, 7154, 7812, 8176, 9052, 9114, 9198, 10416, 10512, 10731, 12152, 12264, 13578, 13671, 14308, 15624, 15841, 18104, 18228, 18396, 20367, 21462, 24304, 24528, 27156, 27342, 28616, 31248, 31682, 32193, 36208, 36456, 36792, 40734, 42924, 47523, 54312, 54684, 57232, 63364, 64386, 72912, 73584, 81468, 85848, 95046, 108624, 109368, 110887, 126728, 128772, 142569, 162936, 171696, 190092, 218736, 221774, 253456, 257544, 285138, 325872, 332661, 380184, 443548, 515088, 570276, 665322, 760368, 887096, 997983, 1140552, 1330644, 1774192, 1995966, 2281104, 2661288, 3991932, 5322576, 7983864, 15967728]

約数ペア:

[(1, 15967728), (2, 7983864), (3, 5322576), (4, 3991932), (6, 2661288), (7, 2281104), (8, 1995966), (9, 1774192), (12, 1330644), (14, 1140552), (16, 997983), (18, 887096), (21, 760368), (24, 665322), (28, 570276), (31, 515088), (36, 443548), (42, 380184), (48, 332661), (49, 325872), (56, 285138), (62, 257544), (63, 253456), (72, 221774), (73, 218736), (84, 190092), (93, 171696), (98, 162936), (112, 142569), (124, 128772), (126, 126728), (144, 110887), (146, 109368), (147, 108624), (168, 95046), (186, 85848), (196, 81468), (217, 73584), (219, 72912), (248, 64386), (252, 63364), (279, 57232), (292, 54684), (294, 54312), (336, 47523), (372, 42924), (392, 40734), (434, 36792), (438, 36456), (441, 36208), (496, 32193), (504, 31682), (511, 31248), (558, 28616), (584, 27342), (588, 27156), (651, 24528), (657, 24304), (744, 21462), (784, 20367), (868, 18396), (876, 18228), (882, 18104), (1008, 15841), (1022, 15624), (1116, 14308), (1168, 13671), (1176, 13578), (1302, 12264), (1314, 12152), (1488, 10731), (1519, 10512), (1533, 10416), (1736, 9198), (1752, 9114), (1764, 9052), (1953, 8176), (2044, 7812), (2232, 7154), (2263, 7056), (2352, 6789), (2604, 6132), (2628, 6076), (3038, 5256), (3066, 5208), (3472, 4599), (3504, 4557), (3528, 4526), (3577, 4464), (3906, 4088)]