81321744

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{619}}^1$

素因数の和:677

約数の個数: 160

約数和(自身を含む): 265697280

約数和(自身を除く): 184375536

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 23, 24, 28, 34, 42, 46, 48, 51, 56, 68, 69, 84, 92, 102, 112, 119, 136, 138, 161, 168, 184, 204, 238, 272, 276, 322, 336, 357, 368, 391, 408, 476, 483, 552, 619, 644, 714, 782, 816, 952, 966, 1104, 1173, 1238, 1288, 1428, 1564, 1857, 1904, 1932, 2346, 2476, 2576, 2737, 2856, 3128, 3714, 3864, 4333, 4692, 4952, 5474, 5712, 6256, 7428, 7728, 8211, 8666, 9384, 9904, 10523, 10948, 12999, 14237, 14856, 16422, 17332, 18768, 21046, 21896, 25998, 28474, 29712, 31569, 32844, 34664, 42092, 42711, 43792, 51996, 56948, 63138, 65688, 69328, 73661, 84184, 85422, 99659, 103992, 113896, 126276, 131376, 147322, 168368, 170844, 199318, 207984, 220983, 227792, 242029, 252552, 294644, 298977, 341688, 398636, 441966, 484058, 505104, 589288, 597954, 683376, 726087, 797272, 883932, 968116, 1178576, 1195908, 1452174, 1594544, 1694203, 1767864, 1936232, 2391816, 2904348, 3388406, 3535728, 3872464, 4783632, 5082609, 5808696, 6776812, 10165218, 11617392, 13553624, 20330436, 27107248, 40660872, 81321744]

約数ペア:

[(1, 81321744), (2, 40660872), (3, 27107248), (4, 20330436), (6, 13553624), (7, 11617392), (8, 10165218), (12, 6776812), (14, 5808696), (16, 5082609), (17, 4783632), (21, 3872464), (23, 3535728), (24, 3388406), (28, 2904348), (34, 2391816), (42, 1936232), (46, 1767864), (48, 1694203), (51, 1594544), (56, 1452174), (68, 1195908), (69, 1178576), (84, 968116), (92, 883932), (102, 797272), (112, 726087), (119, 683376), (136, 597954), (138, 589288), (161, 505104), (168, 484058), (184, 441966), (204, 398636), (238, 341688), (272, 298977), (276, 294644), (322, 252552), (336, 242029), (357, 227792), (368, 220983), (391, 207984), (408, 199318), (476, 170844), (483, 168368), (552, 147322), (619, 131376), (644, 126276), (714, 113896), (782, 103992), (816, 99659), (952, 85422), (966, 84184), (1104, 73661), (1173, 69328), (1238, 65688), (1288, 63138), (1428, 56948), (1564, 51996), (1857, 43792), (1904, 42711), (1932, 42092), (2346, 34664), (2476, 32844), (2576, 31569), (2737, 29712), (2856, 28474), (3128, 25998), (3714, 21896), (3864, 21046), (4333, 18768), (4692, 17332), (4952, 16422), (5474, 14856), (5712, 14237), (6256, 12999), (7428, 10948), (7728, 10523), (8211, 9904), (8666, 9384)]