388345776

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{977}}^1$

素因数の和:1028

約数の個数: 180

約数和(自身を含む): 1264988232

約数和(自身を除く): 876642456

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 49, 52, 56, 78, 84, 91, 98, 104, 112, 147, 156, 168, 169, 182, 196, 208, 273, 294, 312, 336, 338, 364, 392, 507, 546, 588, 624, 637, 676, 728, 784, 977, 1014, 1092, 1176, 1183, 1274, 1352, 1456, 1911, 1954, 2028, 2184, 2352, 2366, 2548, 2704, 2931, 3549, 3822, 3908, 4056, 4368, 4732, 5096, 5862, 6839, 7098, 7644, 7816, 8112, 8281, 9464, 10192, 11724, 12701, 13678, 14196, 15288, 15632, 16562, 18928, 20517, 23448, 24843, 25402, 27356, 28392, 30576, 33124, 38103, 41034, 46896, 47873, 49686, 50804, 54712, 56784, 66248, 76206, 82068, 88907, 95746, 99372, 101608, 109424, 132496, 143619, 152412, 164136, 165113, 177814, 191492, 198744, 203216, 266721, 287238, 304824, 328272, 330226, 355628, 382984, 397488, 495339, 533442, 574476, 609648, 622349, 660452, 711256, 765968, 990678, 1066884, 1148952, 1155791, 1244698, 1320904, 1422512, 1867047, 1981356, 2133768, 2297904, 2311582, 2489396, 2641808, 3467373, 3734094, 3962712, 4267536, 4623164, 4978792, 6934746, 7468188, 7925424, 8090537, 9246328, 9957584, 13869492, 14936376, 16181074, 18492656, 24271611, 27738984, 29872752, 32362148, 48543222, 55477968, 64724296, 97086444, 129448592, 194172888, 388345776]

約数ペア:

[(1, 388345776), (2, 194172888), (3, 129448592), (4, 97086444), (6, 64724296), (7, 55477968), (8, 48543222), (12, 32362148), (13, 29872752), (14, 27738984), (16, 24271611), (21, 18492656), (24, 16181074), (26, 14936376), (28, 13869492), (39, 9957584), (42, 9246328), (48, 8090537), (49, 7925424), (52, 7468188), (56, 6934746), (78, 4978792), (84, 4623164), (91, 4267536), (98, 3962712), (104, 3734094), (112, 3467373), (147, 2641808), (156, 2489396), (168, 2311582), (169, 2297904), (182, 2133768), (196, 1981356), (208, 1867047), (273, 1422512), (294, 1320904), (312, 1244698), (336, 1155791), (338, 1148952), (364, 1066884), (392, 990678), (507, 765968), (546, 711256), (588, 660452), (624, 622349), (637, 609648), (676, 574476), (728, 533442), (784, 495339), (977, 397488), (1014, 382984), (1092, 355628), (1176, 330226), (1183, 328272), (1274, 304824), (1352, 287238), (1456, 266721), (1911, 203216), (1954, 198744), (2028, 191492), (2184, 177814), (2352, 165113), (2366, 164136), (2548, 152412), (2704, 143619), (2931, 132496), (3549, 109424), (3822, 101608), (3908, 99372), (4056, 95746), (4368, 88907), (4732, 82068), (5096, 76206), (5862, 66248), (6839, 56784), (7098, 54712), (7644, 50804), (7816, 49686), (8112, 47873), (8281, 46896), (9464, 41034), (10192, 38103), (11724, 33124), (12701, 30576), (13678, 28392), (14196, 27356), (15288, 25402), (15632, 24843), (16562, 23448), (18928, 20517)]