189481728

素因数分解:

$2^8\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{631}}^1$

素因数の和:690

約数の個数: 144

約数和(自身を含む): 558061056

約数和(自身を除く): 368579328

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 23, 24, 32, 34, 46, 48, 51, 64, 68, 69, 92, 96, 102, 128, 136, 138, 184, 192, 204, 256, 272, 276, 368, 384, 391, 408, 544, 552, 631, 736, 768, 782, 816, 1088, 1104, 1173, 1262, 1472, 1564, 1632, 1893, 2176, 2208, 2346, 2524, 2944, 3128, 3264, 3786, 4352, 4416, 4692, 5048, 5888, 6256, 6528, 7572, 8832, 9384, 10096, 10727, 12512, 13056, 14513, 15144, 17664, 18768, 20192, 21454, 25024, 29026, 30288, 32181, 37536, 40384, 42908, 43539, 50048, 58052, 60576, 64362, 75072, 80768, 85816, 87078, 100096, 116104, 121152, 128724, 150144, 161536, 171632, 174156, 232208, 242304, 246721, 257448, 300288, 343264, 348312, 464416, 484608, 493442, 514896, 686528, 696624, 740163, 928832, 986884, 1029792, 1373056, 1393248, 1480326, 1857664, 1973768, 2059584, 2746112, 2786496, 2960652, 3715328, 3947536, 4119168, 5572992, 5921304, 7895072, 8238336, 11145984, 11842608, 15790144, 23685216, 31580288, 47370432, 63160576, 94740864, 189481728]

約数ペア:

[(1, 189481728), (2, 94740864), (3, 63160576), (4, 47370432), (6, 31580288), (8, 23685216), (12, 15790144), (16, 11842608), (17, 11145984), (23, 8238336), (24, 7895072), (32, 5921304), (34, 5572992), (46, 4119168), (48, 3947536), (51, 3715328), (64, 2960652), (68, 2786496), (69, 2746112), (92, 2059584), (96, 1973768), (102, 1857664), (128, 1480326), (136, 1393248), (138, 1373056), (184, 1029792), (192, 986884), (204, 928832), (256, 740163), (272, 696624), (276, 686528), (368, 514896), (384, 493442), (391, 484608), (408, 464416), (544, 348312), (552, 343264), (631, 300288), (736, 257448), (768, 246721), (782, 242304), (816, 232208), (1088, 174156), (1104, 171632), (1173, 161536), (1262, 150144), (1472, 128724), (1564, 121152), (1632, 116104), (1893, 100096), (2176, 87078), (2208, 85816), (2346, 80768), (2524, 75072), (2944, 64362), (3128, 60576), (3264, 58052), (3786, 50048), (4352, 43539), (4416, 42908), (4692, 40384), (5048, 37536), (5888, 32181), (6256, 30288), (6528, 29026), (7572, 25024), (8832, 21454), (9384, 20192), (10096, 18768), (10727, 17664), (12512, 15144), (13056, 14513)]