218867688

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:472

約数の個数: 192

約数和(自身を含む): 695385600

約数和(自身を除く): 476517912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 19, 24, 26, 31, 36, 38, 39, 52, 57, 62, 72, 76, 78, 93, 104, 114, 117, 124, 152, 156, 171, 186, 228, 234, 247, 248, 279, 312, 342, 372, 397, 403, 456, 468, 494, 558, 589, 684, 741, 744, 794, 806, 936, 988, 1116, 1178, 1191, 1209, 1368, 1482, 1588, 1612, 1767, 1976, 2223, 2232, 2356, 2382, 2418, 2964, 3176, 3224, 3534, 3573, 3627, 4446, 4712, 4764, 4836, 5161, 5301, 5928, 7068, 7146, 7254, 7543, 7657, 8892, 9528, 9672, 10322, 10602, 12307, 14136, 14292, 14508, 15086, 15314, 15483, 17784, 20644, 21204, 22629, 22971, 24614, 28584, 29016, 30172, 30628, 30966, 36921, 41288, 42408, 45258, 45942, 46449, 49228, 60344, 61256, 61932, 67887, 68913, 73842, 90516, 91884, 92898, 98059, 98456, 110763, 123864, 135774, 137826, 147684, 159991, 181032, 183768, 185796, 196118, 221526, 233833, 271548, 275652, 294177, 295368, 319982, 371592, 392236, 443052, 467666, 479973, 543096, 551304, 588354, 639964, 701499, 784472, 882531, 886104, 935332, 959946, 1176708, 1279928, 1402998, 1439919, 1765062, 1870664, 1919892, 2104497, 2353416, 2805996, 2879838, 3039829, 3530124, 3839784, 4208994, 5611992, 5759676, 6079658, 7060248, 8417988, 9119487, 11519352, 12159316, 16835976, 18238974, 24318632, 27358461, 36477948, 54716922, 72955896, 109433844, 218867688]

約数ペア:

[(1, 218867688), (2, 109433844), (3, 72955896), (4, 54716922), (6, 36477948), (8, 27358461), (9, 24318632), (12, 18238974), (13, 16835976), (18, 12159316), (19, 11519352), (24, 9119487), (26, 8417988), (31, 7060248), (36, 6079658), (38, 5759676), (39, 5611992), (52, 4208994), (57, 3839784), (62, 3530124), (72, 3039829), (76, 2879838), (78, 2805996), (93, 2353416), (104, 2104497), (114, 1919892), (117, 1870664), (124, 1765062), (152, 1439919), (156, 1402998), (171, 1279928), (186, 1176708), (228, 959946), (234, 935332), (247, 886104), (248, 882531), (279, 784472), (312, 701499), (342, 639964), (372, 588354), (397, 551304), (403, 543096), (456, 479973), (468, 467666), (494, 443052), (558, 392236), (589, 371592), (684, 319982), (741, 295368), (744, 294177), (794, 275652), (806, 271548), (936, 233833), (988, 221526), (1116, 196118), (1178, 185796), (1191, 183768), (1209, 181032), (1368, 159991), (1482, 147684), (1588, 137826), (1612, 135774), (1767, 123864), (1976, 110763), (2223, 98456), (2232, 98059), (2356, 92898), (2382, 91884), (2418, 90516), (2964, 73842), (3176, 68913), (3224, 67887), (3534, 61932), (3573, 61256), (3627, 60344), (4446, 49228), (4712, 46449), (4764, 45942), (4836, 45258), (5161, 42408), (5301, 41288), (5928, 36921), (7068, 30966), (7146, 30628), (7254, 30172), (7543, 29016), (7657, 28584), (8892, 24614), (9528, 22971), (9672, 22629), (10322, 21204), (10602, 20644), (12307, 17784), (14136, 15483), (14292, 15314), (14508, 15086)]