216947472

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1999}}^1$

素因数の和:2053

約数の個数: 160

約数和(自身を含む): 714240000

約数和(自身を除く): 497292528

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 19, 21, 24, 28, 34, 38, 42, 48, 51, 56, 57, 68, 76, 84, 102, 112, 114, 119, 133, 136, 152, 168, 204, 228, 238, 266, 272, 304, 323, 336, 357, 399, 408, 456, 476, 532, 646, 714, 798, 816, 912, 952, 969, 1064, 1292, 1428, 1596, 1904, 1938, 1999, 2128, 2261, 2584, 2856, 3192, 3876, 3998, 4522, 5168, 5712, 5997, 6384, 6783, 7752, 7996, 9044, 11994, 13566, 13993, 15504, 15992, 18088, 23988, 27132, 27986, 31984, 33983, 36176, 37981, 41979, 47976, 54264, 55972, 67966, 75962, 83958, 95952, 101949, 108528, 111944, 113943, 135932, 151924, 167916, 203898, 223888, 227886, 237881, 265867, 271864, 303848, 335832, 407796, 455772, 475762, 531734, 543728, 607696, 645677, 671664, 713643, 797601, 815592, 911544, 951524, 1063468, 1291354, 1427286, 1595202, 1631184, 1823088, 1903048, 1937031, 2126936, 2582708, 2854572, 3190404, 3806096, 3874062, 4253872, 4519739, 5165416, 5709144, 6380808, 7748124, 9039478, 10330832, 11418288, 12761616, 13559217, 15496248, 18078956, 27118434, 30992496, 36157912, 54236868, 72315824, 108473736, 216947472]

約数ペア:

[(1, 216947472), (2, 108473736), (3, 72315824), (4, 54236868), (6, 36157912), (7, 30992496), (8, 27118434), (12, 18078956), (14, 15496248), (16, 13559217), (17, 12761616), (19, 11418288), (21, 10330832), (24, 9039478), (28, 7748124), (34, 6380808), (38, 5709144), (42, 5165416), (48, 4519739), (51, 4253872), (56, 3874062), (57, 3806096), (68, 3190404), (76, 2854572), (84, 2582708), (102, 2126936), (112, 1937031), (114, 1903048), (119, 1823088), (133, 1631184), (136, 1595202), (152, 1427286), (168, 1291354), (204, 1063468), (228, 951524), (238, 911544), (266, 815592), (272, 797601), (304, 713643), (323, 671664), (336, 645677), (357, 607696), (399, 543728), (408, 531734), (456, 475762), (476, 455772), (532, 407796), (646, 335832), (714, 303848), (798, 271864), (816, 265867), (912, 237881), (952, 227886), (969, 223888), (1064, 203898), (1292, 167916), (1428, 151924), (1596, 135932), (1904, 113943), (1938, 111944), (1999, 108528), (2128, 101949), (2261, 95952), (2584, 83958), (2856, 75962), (3192, 67966), (3876, 55972), (3998, 54264), (4522, 47976), (5168, 41979), (5712, 37981), (5997, 36176), (6384, 33983), (6783, 31984), (7752, 27986), (7996, 27132), (9044, 23988), (11994, 18088), (13566, 15992), (13993, 15504)]