81884448

素因数分解:

$2^5\times 3^2\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1$

素因数の和:215

約数の個数: 144

約数和(自身を含む): 243734400

約数和(自身を除く): 161849952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 59, 61, 72, 79, 96, 118, 122, 144, 158, 177, 183, 236, 237, 244, 288, 316, 354, 366, 472, 474, 488, 531, 549, 632, 708, 711, 732, 944, 948, 976, 1062, 1098, 1264, 1416, 1422, 1464, 1888, 1896, 1952, 2124, 2196, 2528, 2832, 2844, 2928, 3599, 3792, 4248, 4392, 4661, 4819, 5664, 5688, 5856, 7198, 7584, 8496, 8784, 9322, 9638, 10797, 11376, 13983, 14396, 14457, 16992, 17568, 18644, 19276, 21594, 22752, 27966, 28792, 28914, 32391, 37288, 38552, 41949, 43188, 43371, 55932, 57584, 57828, 64782, 74576, 77104, 83898, 86376, 86742, 111864, 115168, 115656, 129564, 149152, 154208, 167796, 172752, 173484, 223728, 231312, 259128, 284321, 335592, 345504, 346968, 447456, 462624, 518256, 568642, 671184, 693936, 852963, 1036512, 1137284, 1342368, 1387872, 1705926, 2274568, 2558889, 3411852, 4549136, 5117778, 6823704, 9098272, 10235556, 13647408, 20471112, 27294816, 40942224, 81884448]

約数ペア:

[(1, 81884448), (2, 40942224), (3, 27294816), (4, 20471112), (6, 13647408), (8, 10235556), (9, 9098272), (12, 6823704), (16, 5117778), (18, 4549136), (24, 3411852), (32, 2558889), (36, 2274568), (48, 1705926), (59, 1387872), (61, 1342368), (72, 1137284), (79, 1036512), (96, 852963), (118, 693936), (122, 671184), (144, 568642), (158, 518256), (177, 462624), (183, 447456), (236, 346968), (237, 345504), (244, 335592), (288, 284321), (316, 259128), (354, 231312), (366, 223728), (472, 173484), (474, 172752), (488, 167796), (531, 154208), (549, 149152), (632, 129564), (708, 115656), (711, 115168), (732, 111864), (944, 86742), (948, 86376), (976, 83898), (1062, 77104), (1098, 74576), (1264, 64782), (1416, 57828), (1422, 57584), (1464, 55932), (1888, 43371), (1896, 43188), (1952, 41949), (2124, 38552), (2196, 37288), (2528, 32391), (2832, 28914), (2844, 28792), (2928, 27966), (3599, 22752), (3792, 21594), (4248, 19276), (4392, 18644), (4661, 17568), (4819, 16992), (5664, 14457), (5688, 14396), (5856, 13983), (7198, 11376), (7584, 10797), (8496, 9638), (8784, 9322)]