398341216

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:201

約数の個数: 192

約数和(自身を含む): 1028764800

約数和(自身を除く): 630423584

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 29, 32, 52, 53, 56, 58, 89, 91, 104, 106, 112, 116, 178, 182, 203, 208, 212, 224, 232, 356, 364, 371, 377, 406, 416, 424, 464, 623, 689, 712, 728, 742, 754, 812, 848, 928, 1157, 1246, 1378, 1424, 1456, 1484, 1508, 1537, 1624, 1696, 2314, 2492, 2581, 2639, 2756, 2848, 2912, 2968, 3016, 3074, 3248, 4628, 4717, 4823, 4984, 5162, 5278, 5512, 5936, 6032, 6148, 6496, 8099, 9256, 9434, 9646, 9968, 10324, 10556, 10759, 11024, 11872, 12064, 12296, 16198, 18067, 18512, 18868, 19292, 19936, 19981, 20648, 21112, 21518, 22048, 24592, 32396, 33019, 33553, 36134, 37024, 37736, 38584, 39962, 41296, 42224, 43036, 49184, 61321, 64792, 66038, 67106, 72268, 75472, 77168, 79924, 82592, 84448, 86072, 122642, 129584, 132076, 134212, 136793, 139867, 144536, 150944, 154336, 159848, 172144, 234871, 245284, 259168, 264152, 268424, 273586, 279734, 289072, 319696, 344288, 429247, 469742, 490568, 528304, 536848, 547172, 559468, 578144, 639392, 858494, 939484, 957551, 981136, 1056608, 1073696, 1094344, 1118936, 1716988, 1778309, 1878968, 1915102, 1962272, 2188688, 2237872, 3433976, 3556618, 3757936, 3830204, 4377376, 4475744, 6867952, 7113236, 7515872, 7660408, 12448163, 13735904, 14226472, 15320816, 24896326, 28452944, 30641632, 49792652, 56905888, 99585304, 199170608, 398341216]

約数ペア:

[(1, 398341216), (2, 199170608), (4, 99585304), (7, 56905888), (8, 49792652), (13, 30641632), (14, 28452944), (16, 24896326), (26, 15320816), (28, 14226472), (29, 13735904), (32, 12448163), (52, 7660408), (53, 7515872), (56, 7113236), (58, 6867952), (89, 4475744), (91, 4377376), (104, 3830204), (106, 3757936), (112, 3556618), (116, 3433976), (178, 2237872), (182, 2188688), (203, 1962272), (208, 1915102), (212, 1878968), (224, 1778309), (232, 1716988), (356, 1118936), (364, 1094344), (371, 1073696), (377, 1056608), (406, 981136), (416, 957551), (424, 939484), (464, 858494), (623, 639392), (689, 578144), (712, 559468), (728, 547172), (742, 536848), (754, 528304), (812, 490568), (848, 469742), (928, 429247), (1157, 344288), (1246, 319696), (1378, 289072), (1424, 279734), (1456, 273586), (1484, 268424), (1508, 264152), (1537, 259168), (1624, 245284), (1696, 234871), (2314, 172144), (2492, 159848), (2581, 154336), (2639, 150944), (2756, 144536), (2848, 139867), (2912, 136793), (2968, 134212), (3016, 132076), (3074, 129584), (3248, 122642), (4628, 86072), (4717, 84448), (4823, 82592), (4984, 79924), (5162, 77168), (5278, 75472), (5512, 72268), (5936, 67106), (6032, 66038), (6148, 64792), (6496, 61321), (8099, 49184), (9256, 43036), (9434, 42224), (9646, 41296), (9968, 39962), (10324, 38584), (10556, 37736), (10759, 37024), (11024, 36134), (11872, 33553), (12064, 33019), (12296, 32396), (16198, 24592), (18067, 22048), (18512, 21518), (18868, 21112), (19292, 20648), (19936, 19981)]