198395288

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:265

約数の個数: 128

約数和(自身を含む): 483840000

約数和(自身を除く): 285444712

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 31, 52, 56, 59, 62, 91, 104, 118, 124, 149, 182, 217, 236, 248, 298, 364, 403, 413, 434, 472, 596, 728, 767, 806, 826, 868, 1043, 1192, 1534, 1612, 1652, 1736, 1829, 1937, 2086, 2821, 3068, 3224, 3304, 3658, 3874, 4172, 4619, 5369, 5642, 6136, 7316, 7748, 8344, 8791, 9238, 10738, 11284, 12803, 13559, 14632, 15496, 17582, 18476, 21476, 22568, 23777, 25606, 27118, 32333, 35164, 36952, 42952, 47554, 51212, 54236, 60047, 61537, 64666, 70328, 95108, 102424, 108472, 114283, 120094, 123074, 129332, 166439, 190216, 228566, 240188, 246148, 258664, 272521, 332878, 420329, 457132, 480376, 492296, 545042, 665756, 799981, 840658, 914264, 1090084, 1331512, 1599962, 1681316, 1907647, 2180168, 3199924, 3362632, 3542773, 3815294, 6399848, 7085546, 7630588, 14171092, 15261176, 24799411, 28342184, 49598822, 99197644, 198395288]

約数ペア:

[(1, 198395288), (2, 99197644), (4, 49598822), (7, 28342184), (8, 24799411), (13, 15261176), (14, 14171092), (26, 7630588), (28, 7085546), (31, 6399848), (52, 3815294), (56, 3542773), (59, 3362632), (62, 3199924), (91, 2180168), (104, 1907647), (118, 1681316), (124, 1599962), (149, 1331512), (182, 1090084), (217, 914264), (236, 840658), (248, 799981), (298, 665756), (364, 545042), (403, 492296), (413, 480376), (434, 457132), (472, 420329), (596, 332878), (728, 272521), (767, 258664), (806, 246148), (826, 240188), (868, 228566), (1043, 190216), (1192, 166439), (1534, 129332), (1612, 123074), (1652, 120094), (1736, 114283), (1829, 108472), (1937, 102424), (2086, 95108), (2821, 70328), (3068, 64666), (3224, 61537), (3304, 60047), (3658, 54236), (3874, 51212), (4172, 47554), (4619, 42952), (5369, 36952), (5642, 35164), (6136, 32333), (7316, 27118), (7748, 25606), (8344, 23777), (8791, 22568), (9238, 21476), (10738, 18476), (11284, 17582), (12803, 15496), (13559, 14632)]