238708890

素因数分解:

$2^1\times 3^3\times 5^1\times 7^2\times {\mathrm{18043}}^1$

素因数の和:18073

約数の個数: 96

約数和(自身を含む): 740525760

約数和(自身を除く): 501816870

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 49, 54, 63, 70, 90, 98, 105, 126, 135, 147, 189, 210, 245, 270, 294, 315, 378, 441, 490, 630, 735, 882, 945, 1323, 1470, 1890, 2205, 2646, 4410, 6615, 13230, 18043, 36086, 54129, 90215, 108258, 126301, 162387, 180430, 252602, 270645, 324774, 378903, 487161, 541290, 631505, 757806, 811935, 884107, 974322, 1136709, 1263010, 1623870, 1768214, 1894515, 2273418, 2435805, 2652321, 3410127, 3789030, 4420535, 4871610, 5304642, 5683545, 6820254, 7956963, 8841070, 11367090, 13261605, 15913926, 17050635, 23870889, 26523210, 34101270, 39784815, 47741778, 79569630, 119354445, 238708890]

約数ペア:

[(1, 238708890), (2, 119354445), (3, 79569630), (5, 47741778), (6, 39784815), (7, 34101270), (9, 26523210), (10, 23870889), (14, 17050635), (15, 15913926), (18, 13261605), (21, 11367090), (27, 8841070), (30, 7956963), (35, 6820254), (42, 5683545), (45, 5304642), (49, 4871610), (54, 4420535), (63, 3789030), (70, 3410127), (90, 2652321), (98, 2435805), (105, 2273418), (126, 1894515), (135, 1768214), (147, 1623870), (189, 1263010), (210, 1136709), (245, 974322), (270, 884107), (294, 811935), (315, 757806), (378, 631505), (441, 541290), (490, 487161), (630, 378903), (735, 324774), (882, 270645), (945, 252602), (1323, 180430), (1470, 162387), (1890, 126301), (2205, 108258), (2646, 90215), (4410, 54129), (6615, 36086), (13230, 18043)]