15810816

素因数分解:

$2^8\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1$

素因数の和:216

約数の個数: 144

約数和(自身を含む): 51214464

約数和(自身を除く): 35403648

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 32, 34, 42, 48, 51, 56, 64, 68, 84, 96, 102, 112, 119, 128, 136, 168, 173, 192, 204, 224, 238, 256, 272, 336, 346, 357, 384, 408, 448, 476, 519, 544, 672, 692, 714, 768, 816, 896, 952, 1038, 1088, 1211, 1344, 1384, 1428, 1632, 1792, 1904, 2076, 2176, 2422, 2688, 2768, 2856, 2941, 3264, 3633, 3808, 4152, 4352, 4844, 5376, 5536, 5712, 5882, 6528, 7266, 7616, 8304, 8823, 9688, 11072, 11424, 11764, 13056, 14532, 15232, 16608, 17646, 19376, 20587, 22144, 22848, 23528, 29064, 30464, 33216, 35292, 38752, 41174, 44288, 45696, 47056, 58128, 61761, 66432, 70584, 77504, 82348, 91392, 94112, 116256, 123522, 132864, 141168, 155008, 164696, 188224, 232512, 247044, 282336, 310016, 329392, 376448, 465024, 494088, 564672, 658784, 752896, 930048, 988176, 1129344, 1317568, 1976352, 2258688, 2635136, 3952704, 5270272, 7905408, 15810816]

約数ペア:

[(1, 15810816), (2, 7905408), (3, 5270272), (4, 3952704), (6, 2635136), (7, 2258688), (8, 1976352), (12, 1317568), (14, 1129344), (16, 988176), (17, 930048), (21, 752896), (24, 658784), (28, 564672), (32, 494088), (34, 465024), (42, 376448), (48, 329392), (51, 310016), (56, 282336), (64, 247044), (68, 232512), (84, 188224), (96, 164696), (102, 155008), (112, 141168), (119, 132864), (128, 123522), (136, 116256), (168, 94112), (173, 91392), (192, 82348), (204, 77504), (224, 70584), (238, 66432), (256, 61761), (272, 58128), (336, 47056), (346, 45696), (357, 44288), (384, 41174), (408, 38752), (448, 35292), (476, 33216), (519, 30464), (544, 29064), (672, 23528), (692, 22848), (714, 22144), (768, 20587), (816, 19376), (896, 17646), (952, 16608), (1038, 15232), (1088, 14532), (1211, 13056), (1344, 11764), (1384, 11424), (1428, 11072), (1632, 9688), (1792, 8823), (1904, 8304), (2076, 7616), (2176, 7266), (2422, 6528), (2688, 5882), (2768, 5712), (2856, 5536), (2941, 5376), (3264, 4844), (3633, 4352), (3808, 4152)]