398339928

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{521}}^1$

素因数の和:618

約数の個数: 192

約数和(自身を含む): 1299654720

約数和(自身を除く): 901314792

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 37, 41, 42, 56, 63, 72, 74, 82, 84, 111, 123, 126, 148, 164, 168, 222, 246, 252, 259, 287, 296, 328, 333, 369, 444, 492, 504, 518, 521, 574, 666, 738, 777, 861, 888, 984, 1036, 1042, 1148, 1332, 1476, 1517, 1554, 1563, 1722, 2072, 2084, 2296, 2331, 2583, 2664, 2952, 3034, 3108, 3126, 3444, 3647, 4168, 4551, 4662, 4689, 5166, 6068, 6216, 6252, 6888, 7294, 9102, 9324, 9378, 10332, 10619, 10941, 12136, 12504, 13653, 14588, 18204, 18648, 18756, 19277, 20664, 21238, 21361, 21882, 27306, 29176, 31857, 32823, 36408, 37512, 38554, 42476, 42722, 43764, 54612, 57831, 63714, 64083, 65646, 77108, 84952, 85444, 87528, 95571, 109224, 115662, 127428, 128166, 131292, 134939, 149527, 154216, 170888, 173493, 191142, 192249, 231324, 254856, 256332, 262584, 269878, 299054, 346986, 382284, 384498, 404817, 448581, 462648, 512664, 539756, 598108, 693972, 764568, 768996, 790357, 809634, 897162, 1079512, 1196216, 1214451, 1345743, 1387944, 1537992, 1580714, 1619268, 1794324, 2371071, 2428902, 2691486, 3161428, 3238536, 3588648, 4742142, 4857804, 5382972, 5532499, 6322856, 7113213, 9484284, 9715608, 10765944, 11064998, 14226426, 16597497, 18968568, 22129996, 28452852, 33194994, 44259992, 49792491, 56905704, 66389988, 99584982, 132779976, 199169964, 398339928]

約数ペア:

[(1, 398339928), (2, 199169964), (3, 132779976), (4, 99584982), (6, 66389988), (7, 56905704), (8, 49792491), (9, 44259992), (12, 33194994), (14, 28452852), (18, 22129996), (21, 18968568), (24, 16597497), (28, 14226426), (36, 11064998), (37, 10765944), (41, 9715608), (42, 9484284), (56, 7113213), (63, 6322856), (72, 5532499), (74, 5382972), (82, 4857804), (84, 4742142), (111, 3588648), (123, 3238536), (126, 3161428), (148, 2691486), (164, 2428902), (168, 2371071), (222, 1794324), (246, 1619268), (252, 1580714), (259, 1537992), (287, 1387944), (296, 1345743), (328, 1214451), (333, 1196216), (369, 1079512), (444, 897162), (492, 809634), (504, 790357), (518, 768996), (521, 764568), (574, 693972), (666, 598108), (738, 539756), (777, 512664), (861, 462648), (888, 448581), (984, 404817), (1036, 384498), (1042, 382284), (1148, 346986), (1332, 299054), (1476, 269878), (1517, 262584), (1554, 256332), (1563, 254856), (1722, 231324), (2072, 192249), (2084, 191142), (2296, 173493), (2331, 170888), (2583, 154216), (2664, 149527), (2952, 134939), (3034, 131292), (3108, 128166), (3126, 127428), (3444, 115662), (3647, 109224), (4168, 95571), (4551, 87528), (4662, 85444), (4689, 84952), (5166, 77108), (6068, 65646), (6216, 64083), (6252, 63714), (6888, 57831), (7294, 54612), (9102, 43764), (9324, 42722), (9378, 42476), (10332, 38554), (10619, 37512), (10941, 36408), (12136, 32823), (12504, 31857), (13653, 29176), (14588, 27306), (18204, 21882), (18648, 21361), (18756, 21238), (19277, 20664)]