208857168

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:178

約数の個数: 240

約数和(自身を含む): 671623680

約数和(自身を除く): 462766512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 31, 36, 39, 48, 52, 59, 61, 62, 72, 78, 93, 104, 117, 118, 122, 124, 144, 156, 177, 183, 186, 208, 234, 236, 244, 248, 279, 312, 354, 366, 372, 403, 468, 472, 488, 496, 531, 549, 558, 624, 708, 732, 744, 767, 793, 806, 936, 944, 976, 1062, 1098, 1116, 1209, 1416, 1464, 1488, 1534, 1586, 1612, 1829, 1872, 1891, 2124, 2196, 2232, 2301, 2379, 2418, 2832, 2928, 3068, 3172, 3224, 3599, 3627, 3658, 3782, 4248, 4392, 4464, 4602, 4758, 4836, 5487, 5673, 6136, 6344, 6448, 6903, 7137, 7198, 7254, 7316, 7564, 8496, 8784, 9204, 9516, 9672, 10797, 10974, 11346, 12272, 12688, 13806, 14274, 14396, 14508, 14632, 15128, 16461, 17019, 18408, 19032, 19344, 21594, 21948, 22692, 23777, 24583, 27612, 28548, 28792, 29016, 29264, 30256, 32391, 32922, 34038, 36816, 38064, 43188, 43896, 45384, 46787, 47554, 49166, 55224, 57096, 57584, 58032, 64782, 65844, 68076, 71331, 73749, 86376, 87792, 90768, 93574, 95108, 98332, 110448, 111569, 114192, 129564, 131688, 136152, 140361, 142662, 147498, 172752, 187148, 190216, 196664, 213993, 221247, 223138, 259128, 263376, 272304, 280722, 285324, 294996, 334707, 374296, 380432, 393328, 421083, 427986, 442494, 446276, 518256, 561444, 570648, 589992, 669414, 748592, 842166, 855972, 884988, 892552, 1004121, 1122888, 1141296, 1179984, 1338828, 1450397, 1684332, 1711944, 1769976, 1785104, 2008242, 2245776, 2677656, 2900794, 3368664, 3423888, 3539952, 4016484, 4351191, 5355312, 5801588, 6737328, 8032968, 8702382, 11603176, 13053573, 16065936, 17404764, 23206352, 26107146, 34809528, 52214292, 69619056, 104428584, 208857168]

約数ペア:

[(1, 208857168), (2, 104428584), (3, 69619056), (4, 52214292), (6, 34809528), (8, 26107146), (9, 23206352), (12, 17404764), (13, 16065936), (16, 13053573), (18, 11603176), (24, 8702382), (26, 8032968), (31, 6737328), (36, 5801588), (39, 5355312), (48, 4351191), (52, 4016484), (59, 3539952), (61, 3423888), (62, 3368664), (72, 2900794), (78, 2677656), (93, 2245776), (104, 2008242), (117, 1785104), (118, 1769976), (122, 1711944), (124, 1684332), (144, 1450397), (156, 1338828), (177, 1179984), (183, 1141296), (186, 1122888), (208, 1004121), (234, 892552), (236, 884988), (244, 855972), (248, 842166), (279, 748592), (312, 669414), (354, 589992), (366, 570648), (372, 561444), (403, 518256), (468, 446276), (472, 442494), (488, 427986), (496, 421083), (531, 393328), (549, 380432), (558, 374296), (624, 334707), (708, 294996), (732, 285324), (744, 280722), (767, 272304), (793, 263376), (806, 259128), (936, 223138), (944, 221247), (976, 213993), (1062, 196664), (1098, 190216), (1116, 187148), (1209, 172752), (1416, 147498), (1464, 142662), (1488, 140361), (1534, 136152), (1586, 131688), (1612, 129564), (1829, 114192), (1872, 111569), (1891, 110448), (2124, 98332), (2196, 95108), (2232, 93574), (2301, 90768), (2379, 87792), (2418, 86376), (2832, 73749), (2928, 71331), (3068, 68076), (3172, 65844), (3224, 64782), (3599, 58032), (3627, 57584), (3658, 57096), (3782, 55224), (4248, 49166), (4392, 47554), (4464, 46787), (4602, 45384), (4758, 43896), (4836, 43188), (5487, 38064), (5673, 36816), (6136, 34038), (6344, 32922), (6448, 32391), (6903, 30256), (7137, 29264), (7198, 29016), (7254, 28792), (7316, 28548), (7564, 27612), (8496, 24583), (8784, 23777), (9204, 22692), (9516, 21948), (9672, 21594), (10797, 19344), (10974, 19032), (11346, 18408), (12272, 17019), (12688, 16461), (13806, 15128), (14274, 14632), (14396, 14508)]