245219238

素因数分解:

$2^1\times 3^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1$

素因数の和:272

約数の個数: 160

約数和(自身を含む): 649009152

約数和(自身を除く): 403789914

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 27, 31, 33, 46, 54, 62, 66, 69, 81, 93, 99, 138, 162, 186, 193, 198, 207, 253, 279, 297, 341, 386, 414, 506, 558, 579, 594, 621, 682, 713, 759, 837, 891, 1023, 1158, 1242, 1426, 1518, 1674, 1737, 1782, 1863, 2046, 2123, 2139, 2277, 2511, 3069, 3474, 3726, 4246, 4278, 4439, 4554, 5022, 5211, 5983, 6138, 6369, 6417, 6831, 7843, 8878, 9207, 10422, 11966, 12738, 12834, 13317, 13662, 15633, 15686, 17949, 18414, 19107, 19251, 20493, 23529, 26634, 27621, 31266, 35898, 38214, 38502, 39951, 40986, 47058, 48829, 53847, 55242, 57321, 57753, 65813, 70587, 79902, 97658, 107694, 114642, 115506, 119853, 131626, 137609, 141174, 146487, 161541, 171963, 197439, 211761, 239706, 275218, 292974, 323082, 343926, 359559, 394878, 412827, 423522, 439461, 484623, 592317, 635283, 719118, 825654, 878922, 969246, 1184634, 1238481, 1270566, 1318383, 1513699, 1776951, 2476962, 2636766, 3027398, 3553902, 3715443, 3955149, 4541097, 5330853, 7430886, 7910298, 9082194, 10661706, 11146329, 13623291, 22292658, 27246582, 40869873, 81739746, 122609619, 245219238]

約数ペア:

[(1, 245219238), (2, 122609619), (3, 81739746), (6, 40869873), (9, 27246582), (11, 22292658), (18, 13623291), (22, 11146329), (23, 10661706), (27, 9082194), (31, 7910298), (33, 7430886), (46, 5330853), (54, 4541097), (62, 3955149), (66, 3715443), (69, 3553902), (81, 3027398), (93, 2636766), (99, 2476962), (138, 1776951), (162, 1513699), (186, 1318383), (193, 1270566), (198, 1238481), (207, 1184634), (253, 969246), (279, 878922), (297, 825654), (341, 719118), (386, 635283), (414, 592317), (506, 484623), (558, 439461), (579, 423522), (594, 412827), (621, 394878), (682, 359559), (713, 343926), (759, 323082), (837, 292974), (891, 275218), (1023, 239706), (1158, 211761), (1242, 197439), (1426, 171963), (1518, 161541), (1674, 146487), (1737, 141174), (1782, 137609), (1863, 131626), (2046, 119853), (2123, 115506), (2139, 114642), (2277, 107694), (2511, 97658), (3069, 79902), (3474, 70587), (3726, 65813), (4246, 57753), (4278, 57321), (4439, 55242), (4554, 53847), (5022, 48829), (5211, 47058), (5983, 40986), (6138, 39951), (6369, 38502), (6417, 38214), (6831, 35898), (7843, 31266), (8878, 27621), (9207, 26634), (10422, 23529), (11966, 20493), (12738, 19251), (12834, 19107), (13317, 18414), (13662, 17949), (15633, 15686)]