81900792

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{137}}^1$

素因数の和:210

約数の個数: 144

約数和(自身を含む): 246065040

約数和(自身を除く): 164164248

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 23, 24, 36, 38, 46, 57, 69, 72, 76, 92, 114, 137, 138, 152, 171, 184, 207, 228, 274, 276, 342, 361, 411, 414, 437, 456, 548, 552, 684, 722, 822, 828, 874, 1083, 1096, 1233, 1311, 1368, 1444, 1644, 1656, 1748, 2166, 2466, 2603, 2622, 2888, 3151, 3249, 3288, 3496, 3933, 4332, 4932, 5206, 5244, 6302, 6498, 7809, 7866, 8303, 8664, 9453, 9864, 10412, 10488, 12604, 12996, 15618, 15732, 16606, 18906, 20824, 23427, 24909, 25208, 25992, 28359, 31236, 31464, 33212, 37812, 46854, 49457, 49818, 56718, 59869, 62472, 66424, 74727, 75624, 93708, 98914, 99636, 113436, 119738, 148371, 149454, 179607, 187416, 197828, 199272, 226872, 239476, 296742, 298908, 359214, 395656, 445113, 478952, 538821, 593484, 597816, 718428, 890226, 1077642, 1137511, 1186968, 1436856, 1780452, 2155284, 2275022, 3412533, 3560904, 4310568, 4550044, 6825066, 9100088, 10237599, 13650132, 20475198, 27300264, 40950396, 81900792]

約数ペア:

[(1, 81900792), (2, 40950396), (3, 27300264), (4, 20475198), (6, 13650132), (8, 10237599), (9, 9100088), (12, 6825066), (18, 4550044), (19, 4310568), (23, 3560904), (24, 3412533), (36, 2275022), (38, 2155284), (46, 1780452), (57, 1436856), (69, 1186968), (72, 1137511), (76, 1077642), (92, 890226), (114, 718428), (137, 597816), (138, 593484), (152, 538821), (171, 478952), (184, 445113), (207, 395656), (228, 359214), (274, 298908), (276, 296742), (342, 239476), (361, 226872), (411, 199272), (414, 197828), (437, 187416), (456, 179607), (548, 149454), (552, 148371), (684, 119738), (722, 113436), (822, 99636), (828, 98914), (874, 93708), (1083, 75624), (1096, 74727), (1233, 66424), (1311, 62472), (1368, 59869), (1444, 56718), (1644, 49818), (1656, 49457), (1748, 46854), (2166, 37812), (2466, 33212), (2603, 31464), (2622, 31236), (2888, 28359), (3151, 25992), (3249, 25208), (3288, 24909), (3496, 23427), (3933, 20824), (4332, 18906), (4932, 16606), (5206, 15732), (5244, 15618), (6302, 12996), (6498, 12604), (7809, 10488), (7866, 10412), (8303, 9864), (8664, 9453)]