18448290

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:293

約数の個数: 128

約数和(自身を含む): 57784320

約数和(自身を除く): 39336030

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 43, 45, 54, 63, 70, 86, 90, 105, 126, 129, 135, 189, 210, 215, 227, 258, 270, 301, 315, 378, 387, 430, 454, 602, 630, 645, 681, 774, 903, 945, 1135, 1161, 1290, 1362, 1505, 1589, 1806, 1890, 1935, 2043, 2270, 2322, 2709, 3010, 3178, 3405, 3870, 4086, 4515, 4767, 5418, 5805, 6129, 6810, 7945, 8127, 9030, 9534, 9761, 10215, 11610, 12258, 13545, 14301, 15890, 16254, 19522, 20430, 23835, 27090, 28602, 29283, 30645, 40635, 42903, 47670, 48805, 58566, 61290, 68327, 71505, 81270, 85806, 87849, 97610, 136654, 143010, 146415, 175698, 204981, 214515, 263547, 292830, 341635, 409962, 429030, 439245, 527094, 614943, 683270, 878490, 1024905, 1229886, 1317735, 1844829, 2049810, 2635470, 3074715, 3689658, 6149430, 9224145, 18448290]

約数ペア:

[(1, 18448290), (2, 9224145), (3, 6149430), (5, 3689658), (6, 3074715), (7, 2635470), (9, 2049810), (10, 1844829), (14, 1317735), (15, 1229886), (18, 1024905), (21, 878490), (27, 683270), (30, 614943), (35, 527094), (42, 439245), (43, 429030), (45, 409962), (54, 341635), (63, 292830), (70, 263547), (86, 214515), (90, 204981), (105, 175698), (126, 146415), (129, 143010), (135, 136654), (189, 97610), (210, 87849), (215, 85806), (227, 81270), (258, 71505), (270, 68327), (301, 61290), (315, 58566), (378, 48805), (387, 47670), (430, 42903), (454, 40635), (602, 30645), (630, 29283), (645, 28602), (681, 27090), (774, 23835), (903, 20430), (945, 19522), (1135, 16254), (1161, 15890), (1290, 14301), (1362, 13545), (1505, 12258), (1589, 11610), (1806, 10215), (1890, 9761), (1935, 9534), (2043, 9030), (2270, 8127), (2322, 7945), (2709, 6810), (3010, 6129), (3178, 5805), (3405, 5418), (3870, 4767), (4086, 4515)]