399707136

素因数分解:

$2^{10}\times 3^4\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:172

約数の個数: 220

約数和(自身を含む): 1228527520

約数和(自身を除く): 828820384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 61, 64, 72, 79, 81, 96, 108, 122, 128, 144, 158, 162, 183, 192, 216, 237, 244, 256, 288, 316, 324, 366, 384, 432, 474, 488, 512, 549, 576, 632, 648, 711, 732, 768, 864, 948, 976, 1024, 1098, 1152, 1264, 1296, 1422, 1464, 1536, 1647, 1728, 1896, 1952, 2133, 2196, 2304, 2528, 2592, 2844, 2928, 3072, 3294, 3456, 3792, 3904, 4266, 4392, 4608, 4819, 4941, 5056, 5184, 5688, 5856, 6399, 6588, 6912, 7584, 7808, 8532, 8784, 9216, 9638, 9882, 10112, 10368, 11376, 11712, 12798, 13176, 13824, 14457, 15168, 15616, 17064, 17568, 19276, 19764, 20224, 20736, 22752, 23424, 25596, 26352, 27648, 28914, 30336, 31232, 34128, 35136, 38552, 39528, 40448, 41472, 43371, 45504, 46848, 51192, 52704, 57828, 60672, 62464, 68256, 70272, 77104, 79056, 80896, 82944, 86742, 91008, 93696, 102384, 105408, 115656, 121344, 130113, 136512, 140544, 154208, 158112, 173484, 182016, 187392, 204768, 210816, 231312, 242688, 260226, 273024, 281088, 308416, 316224, 346968, 364032, 390339, 409536, 421632, 462624, 520452, 546048, 562176, 616832, 632448, 693936, 728064, 780678, 819072, 843264, 925248, 1040904, 1092096, 1233664, 1264896, 1387872, 1561356, 1638144, 1686528, 1850496, 2081808, 2184192, 2467328, 2529792, 2775744, 3122712, 3276288, 3700992, 4163616, 4934656, 5059584, 5551488, 6245424, 6552576, 7401984, 8327232, 11102976, 12490848, 14803968, 16654464, 22205952, 24981696, 33308928, 44411904, 49963392, 66617856, 99926784, 133235712, 199853568, 399707136]

約数ペア:

[(1, 399707136), (2, 199853568), (3, 133235712), (4, 99926784), (6, 66617856), (8, 49963392), (9, 44411904), (12, 33308928), (16, 24981696), (18, 22205952), (24, 16654464), (27, 14803968), (32, 12490848), (36, 11102976), (48, 8327232), (54, 7401984), (61, 6552576), (64, 6245424), (72, 5551488), (79, 5059584), (81, 4934656), (96, 4163616), (108, 3700992), (122, 3276288), (128, 3122712), (144, 2775744), (158, 2529792), (162, 2467328), (183, 2184192), (192, 2081808), (216, 1850496), (237, 1686528), (244, 1638144), (256, 1561356), (288, 1387872), (316, 1264896), (324, 1233664), (366, 1092096), (384, 1040904), (432, 925248), (474, 843264), (488, 819072), (512, 780678), (549, 728064), (576, 693936), (632, 632448), (648, 616832), (711, 562176), (732, 546048), (768, 520452), (864, 462624), (948, 421632), (976, 409536), (1024, 390339), (1098, 364032), (1152, 346968), (1264, 316224), (1296, 308416), (1422, 281088), (1464, 273024), (1536, 260226), (1647, 242688), (1728, 231312), (1896, 210816), (1952, 204768), (2133, 187392), (2196, 182016), (2304, 173484), (2528, 158112), (2592, 154208), (2844, 140544), (2928, 136512), (3072, 130113), (3294, 121344), (3456, 115656), (3792, 105408), (3904, 102384), (4266, 93696), (4392, 91008), (4608, 86742), (4819, 82944), (4941, 80896), (5056, 79056), (5184, 77104), (5688, 70272), (5856, 68256), (6399, 62464), (6588, 60672), (6912, 57828), (7584, 52704), (7808, 51192), (8532, 46848), (8784, 45504), (9216, 43371), (9638, 41472), (9882, 40448), (10112, 39528), (10368, 38552), (11376, 35136), (11712, 34128), (12798, 31232), (13176, 30336), (13824, 28914), (14457, 27648), (15168, 26352), (15616, 25596), (17064, 23424), (17568, 22752), (19276, 20736), (19764, 20224)]