1978307712

素因数分解:

$2^7\times 3^7\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:263

約数の個数: 256

約数和(自身を含む): 6102374400

約数和(自身を除く): 4124066688

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 37, 48, 54, 64, 72, 74, 81, 96, 108, 111, 128, 144, 148, 162, 191, 192, 216, 222, 243, 288, 296, 324, 333, 382, 384, 432, 444, 486, 573, 576, 592, 648, 666, 729, 764, 864, 888, 972, 999, 1146, 1152, 1184, 1296, 1332, 1458, 1528, 1719, 1728, 1776, 1944, 1998, 2187, 2292, 2368, 2592, 2664, 2916, 2997, 3056, 3438, 3456, 3552, 3888, 3996, 4374, 4584, 4736, 5157, 5184, 5328, 5832, 5994, 6112, 6876, 7067, 7104, 7776, 7992, 8748, 8991, 9168, 10314, 10368, 10656, 11664, 11988, 12224, 13752, 14134, 14208, 15471, 15552, 15984, 17496, 17982, 18336, 20628, 21201, 21312, 23328, 23976, 24448, 26973, 27504, 28268, 30942, 31104, 31968, 34992, 35964, 36672, 41256, 42402, 42624, 46413, 46656, 47952, 53946, 55008, 56536, 61884, 63603, 63936, 69984, 71928, 73344, 80919, 82512, 84804, 92826, 93312, 95904, 107892, 110016, 113072, 123768, 127206, 127872, 139239, 139968, 143856, 161838, 165024, 169608, 185652, 190809, 191808, 215784, 220032, 226144, 247536, 254412, 278478, 279936, 287712, 323676, 330048, 339216, 371304, 381618, 383616, 417717, 431568, 452288, 495072, 508824, 556956, 572427, 575424, 647352, 660096, 678432, 742608, 763236, 835434, 863136, 904576, 990144, 1017648, 1113912, 1144854, 1150848, 1294704, 1356864, 1485216, 1526472, 1670868, 1717281, 1726272, 1980288, 2035296, 2227824, 2289708, 2589408, 2713728, 2970432, 3052944, 3341736, 3434562, 3452544, 4070592, 4455648, 4579416, 5151843, 5178816, 5940864, 6105888, 6683472, 6869124, 8141184, 8911296, 9158832, 10303686, 10357632, 12211776, 13366944, 13738248, 15455529, 17822592, 18317664, 20607372, 24423552, 26733888, 27476496, 30911058, 36635328, 41214744, 53467776, 54952992, 61822116, 73270656, 82429488, 109905984, 123644232, 164858976, 219811968, 247288464, 329717952, 494576928, 659435904, 989153856, 1978307712]

約数ペア:

[(1, 1978307712), (2, 989153856), (3, 659435904), (4, 494576928), (6, 329717952), (8, 247288464), (9, 219811968), (12, 164858976), (16, 123644232), (18, 109905984), (24, 82429488), (27, 73270656), (32, 61822116), (36, 54952992), (37, 53467776), (48, 41214744), (54, 36635328), (64, 30911058), (72, 27476496), (74, 26733888), (81, 24423552), (96, 20607372), (108, 18317664), (111, 17822592), (128, 15455529), (144, 13738248), (148, 13366944), (162, 12211776), (191, 10357632), (192, 10303686), (216, 9158832), (222, 8911296), (243, 8141184), (288, 6869124), (296, 6683472), (324, 6105888), (333, 5940864), (382, 5178816), (384, 5151843), (432, 4579416), (444, 4455648), (486, 4070592), (573, 3452544), (576, 3434562), (592, 3341736), (648, 3052944), (666, 2970432), (729, 2713728), (764, 2589408), (864, 2289708), (888, 2227824), (972, 2035296), (999, 1980288), (1146, 1726272), (1152, 1717281), (1184, 1670868), (1296, 1526472), (1332, 1485216), (1458, 1356864), (1528, 1294704), (1719, 1150848), (1728, 1144854), (1776, 1113912), (1944, 1017648), (1998, 990144), (2187, 904576), (2292, 863136), (2368, 835434), (2592, 763236), (2664, 742608), (2916, 678432), (2997, 660096), (3056, 647352), (3438, 575424), (3456, 572427), (3552, 556956), (3888, 508824), (3996, 495072), (4374, 452288), (4584, 431568), (4736, 417717), (5157, 383616), (5184, 381618), (5328, 371304), (5832, 339216), (5994, 330048), (6112, 323676), (6876, 287712), (7067, 279936), (7104, 278478), (7776, 254412), (7992, 247536), (8748, 226144), (8991, 220032), (9168, 215784), (10314, 191808), (10368, 190809), (10656, 185652), (11664, 169608), (11988, 165024), (12224, 161838), (13752, 143856), (14134, 139968), (14208, 139239), (15471, 127872), (15552, 127206), (15984, 123768), (17496, 113072), (17982, 110016), (18336, 107892), (20628, 95904), (21201, 93312), (21312, 92826), (23328, 84804), (23976, 82512), (24448, 80919), (26973, 73344), (27504, 71928), (28268, 69984), (30942, 63936), (31104, 63603), (31968, 61884), (34992, 56536), (35964, 55008), (36672, 53946), (41256, 47952), (42402, 46656), (42624, 46413)]