388319568

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4679}}^1$

素因数の和:4729

約数の個数: 160

約数和(自身を含む): 1299916800

約数和(自身を除く): 911597232

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 19, 21, 24, 26, 28, 38, 39, 42, 48, 52, 56, 57, 76, 78, 84, 91, 104, 112, 114, 133, 152, 156, 168, 182, 208, 228, 247, 266, 273, 304, 312, 336, 364, 399, 456, 494, 532, 546, 624, 728, 741, 798, 912, 988, 1064, 1092, 1456, 1482, 1596, 1729, 1976, 2128, 2184, 2964, 3192, 3458, 3952, 4368, 4679, 5187, 5928, 6384, 6916, 9358, 10374, 11856, 13832, 14037, 18716, 20748, 27664, 28074, 32753, 37432, 41496, 56148, 60827, 65506, 74864, 82992, 88901, 98259, 112296, 121654, 131012, 177802, 182481, 196518, 224592, 243308, 262024, 266703, 355604, 364962, 393036, 425789, 486616, 524048, 533406, 622307, 711208, 729924, 786072, 851578, 973232, 1066812, 1155713, 1244614, 1277367, 1422416, 1459848, 1572144, 1703156, 1866921, 2133624, 2311426, 2489228, 2554734, 2919696, 3406312, 3467139, 3733842, 4267248, 4622852, 4978456, 5109468, 6812624, 6934278, 7467684, 8089991, 9245704, 9956912, 10218936, 13868556, 14935368, 16179982, 18491408, 20437872, 24269973, 27737112, 29870736, 32359964, 48539946, 55474224, 64719928, 97079892, 129439856, 194159784, 388319568]

約数ペア:

[(1, 388319568), (2, 194159784), (3, 129439856), (4, 97079892), (6, 64719928), (7, 55474224), (8, 48539946), (12, 32359964), (13, 29870736), (14, 27737112), (16, 24269973), (19, 20437872), (21, 18491408), (24, 16179982), (26, 14935368), (28, 13868556), (38, 10218936), (39, 9956912), (42, 9245704), (48, 8089991), (52, 7467684), (56, 6934278), (57, 6812624), (76, 5109468), (78, 4978456), (84, 4622852), (91, 4267248), (104, 3733842), (112, 3467139), (114, 3406312), (133, 2919696), (152, 2554734), (156, 2489228), (168, 2311426), (182, 2133624), (208, 1866921), (228, 1703156), (247, 1572144), (266, 1459848), (273, 1422416), (304, 1277367), (312, 1244614), (336, 1155713), (364, 1066812), (399, 973232), (456, 851578), (494, 786072), (532, 729924), (546, 711208), (624, 622307), (728, 533406), (741, 524048), (798, 486616), (912, 425789), (988, 393036), (1064, 364962), (1092, 355604), (1456, 266703), (1482, 262024), (1596, 243308), (1729, 224592), (1976, 196518), (2128, 182481), (2184, 177802), (2964, 131012), (3192, 121654), (3458, 112296), (3952, 98259), (4368, 88901), (4679, 82992), (5187, 74864), (5928, 65506), (6384, 60827), (6916, 56148), (9358, 41496), (10374, 37432), (11856, 32753), (13832, 28074), (14037, 27664), (18716, 20748)]