898748032

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:215

約数の個数: 256

約数和(自身を含む): 2412748800

約数和(自身を除く): 1514000768

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 31, 32, 38, 52, 56, 62, 64, 76, 91, 104, 112, 124, 128, 131, 133, 152, 182, 208, 217, 224, 247, 248, 262, 266, 304, 364, 403, 416, 434, 448, 494, 496, 524, 532, 589, 608, 728, 806, 832, 868, 896, 917, 988, 992, 1048, 1064, 1178, 1216, 1456, 1612, 1664, 1703, 1729, 1736, 1834, 1976, 1984, 2096, 2128, 2356, 2432, 2489, 2821, 2912, 3224, 3406, 3458, 3472, 3668, 3952, 3968, 4061, 4123, 4192, 4256, 4712, 4978, 5642, 5824, 6448, 6812, 6916, 6944, 7336, 7657, 7904, 8122, 8246, 8384, 8512, 9424, 9956, 11284, 11648, 11921, 12896, 13624, 13832, 13888, 14672, 15314, 15808, 16244, 16492, 16768, 17024, 17423, 18848, 19912, 22568, 23842, 25792, 27248, 27664, 27776, 28427, 29344, 30628, 31616, 32357, 32488, 32984, 34846, 37696, 39824, 45136, 47684, 51584, 52793, 53599, 54496, 55328, 56854, 58688, 61256, 64714, 64976, 65968, 69692, 75392, 77159, 79648, 90272, 95368, 105586, 107198, 108992, 110656, 113708, 117376, 122512, 129428, 129952, 131936, 139384, 154318, 159296, 180544, 190736, 211172, 214396, 217984, 221312, 226499, 227416, 245024, 258856, 259904, 263872, 278768, 308636, 318592, 361088, 369551, 381472, 422344, 428792, 452998, 454832, 490048, 517712, 519808, 527744, 540113, 557536, 617272, 739102, 762944, 844688, 857584, 905996, 909664, 980096, 1003067, 1035424, 1080226, 1115072, 1234544, 1478204, 1525888, 1689376, 1715168, 1811992, 1819328, 2006134, 2070848, 2160452, 2230144, 2469088, 2956408, 3378752, 3430336, 3623984, 3638656, 4012268, 4141696, 4320904, 4938176, 5912816, 6757504, 6860672, 7021469, 7247968, 8024536, 8641808, 9876352, 11825632, 14042938, 14495936, 16049072, 17283616, 23651264, 28085876, 28991872, 32098144, 34567232, 47302528, 56171752, 64196288, 69134464, 112343504, 128392576, 224687008, 449374016, 898748032]

約数ペア:

[(1, 898748032), (2, 449374016), (4, 224687008), (7, 128392576), (8, 112343504), (13, 69134464), (14, 64196288), (16, 56171752), (19, 47302528), (26, 34567232), (28, 32098144), (31, 28991872), (32, 28085876), (38, 23651264), (52, 17283616), (56, 16049072), (62, 14495936), (64, 14042938), (76, 11825632), (91, 9876352), (104, 8641808), (112, 8024536), (124, 7247968), (128, 7021469), (131, 6860672), (133, 6757504), (152, 5912816), (182, 4938176), (208, 4320904), (217, 4141696), (224, 4012268), (247, 3638656), (248, 3623984), (262, 3430336), (266, 3378752), (304, 2956408), (364, 2469088), (403, 2230144), (416, 2160452), (434, 2070848), (448, 2006134), (494, 1819328), (496, 1811992), (524, 1715168), (532, 1689376), (589, 1525888), (608, 1478204), (728, 1234544), (806, 1115072), (832, 1080226), (868, 1035424), (896, 1003067), (917, 980096), (988, 909664), (992, 905996), (1048, 857584), (1064, 844688), (1178, 762944), (1216, 739102), (1456, 617272), (1612, 557536), (1664, 540113), (1703, 527744), (1729, 519808), (1736, 517712), (1834, 490048), (1976, 454832), (1984, 452998), (2096, 428792), (2128, 422344), (2356, 381472), (2432, 369551), (2489, 361088), (2821, 318592), (2912, 308636), (3224, 278768), (3406, 263872), (3458, 259904), (3472, 258856), (3668, 245024), (3952, 227416), (3968, 226499), (4061, 221312), (4123, 217984), (4192, 214396), (4256, 211172), (4712, 190736), (4978, 180544), (5642, 159296), (5824, 154318), (6448, 139384), (6812, 131936), (6916, 129952), (6944, 129428), (7336, 122512), (7657, 117376), (7904, 113708), (8122, 110656), (8246, 108992), (8384, 107198), (8512, 105586), (9424, 95368), (9956, 90272), (11284, 79648), (11648, 77159), (11921, 75392), (12896, 69692), (13624, 65968), (13832, 64976), (13888, 64714), (14672, 61256), (15314, 58688), (15808, 56854), (16244, 55328), (16492, 54496), (16768, 53599), (17024, 52793), (17423, 51584), (18848, 47684), (19912, 45136), (22568, 39824), (23842, 37696), (25792, 34846), (27248, 32984), (27664, 32488), (27776, 32357), (28427, 31616), (29344, 30628)]