148437744

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1999}}^1$

素因数の和:2047

約数の個数: 160

約数和(自身を含む): 499968000

約数和(自身を除く): 351530256

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 17, 21, 24, 26, 28, 34, 39, 42, 48, 51, 52, 56, 68, 78, 84, 91, 102, 104, 112, 119, 136, 156, 168, 182, 204, 208, 221, 238, 272, 273, 312, 336, 357, 364, 408, 442, 476, 546, 624, 663, 714, 728, 816, 884, 952, 1092, 1326, 1428, 1456, 1547, 1768, 1904, 1999, 2184, 2652, 2856, 3094, 3536, 3998, 4368, 4641, 5304, 5712, 5997, 6188, 7996, 9282, 10608, 11994, 12376, 13993, 15992, 18564, 23988, 24752, 25987, 27986, 31984, 33983, 37128, 41979, 47976, 51974, 55972, 67966, 74256, 77961, 83958, 95952, 101949, 103948, 111944, 135932, 155922, 167916, 181909, 203898, 207896, 223888, 237881, 271864, 311844, 335832, 363818, 407796, 415792, 441779, 475762, 543728, 545727, 623688, 671664, 713643, 727636, 815592, 883558, 951524, 1091454, 1247376, 1325337, 1427286, 1455272, 1631184, 1767116, 1903048, 2182908, 2650674, 2854572, 2910544, 3092453, 3534232, 3806096, 4365816, 5301348, 5709144, 6184906, 7068464, 8731632, 9277359, 10602696, 11418288, 12369812, 18554718, 21205392, 24739624, 37109436, 49479248, 74218872, 148437744]

約数ペア:

[(1, 148437744), (2, 74218872), (3, 49479248), (4, 37109436), (6, 24739624), (7, 21205392), (8, 18554718), (12, 12369812), (13, 11418288), (14, 10602696), (16, 9277359), (17, 8731632), (21, 7068464), (24, 6184906), (26, 5709144), (28, 5301348), (34, 4365816), (39, 3806096), (42, 3534232), (48, 3092453), (51, 2910544), (52, 2854572), (56, 2650674), (68, 2182908), (78, 1903048), (84, 1767116), (91, 1631184), (102, 1455272), (104, 1427286), (112, 1325337), (119, 1247376), (136, 1091454), (156, 951524), (168, 883558), (182, 815592), (204, 727636), (208, 713643), (221, 671664), (238, 623688), (272, 545727), (273, 543728), (312, 475762), (336, 441779), (357, 415792), (364, 407796), (408, 363818), (442, 335832), (476, 311844), (546, 271864), (624, 237881), (663, 223888), (714, 207896), (728, 203898), (816, 181909), (884, 167916), (952, 155922), (1092, 135932), (1326, 111944), (1428, 103948), (1456, 101949), (1547, 95952), (1768, 83958), (1904, 77961), (1999, 74256), (2184, 67966), (2652, 55972), (2856, 51974), (3094, 47976), (3536, 41979), (3998, 37128), (4368, 33983), (4641, 31984), (5304, 27986), (5712, 25987), (5997, 24752), (6188, 23988), (7996, 18564), (9282, 15992), (10608, 13993), (11994, 12376)]