681468288

素因数分解:

$2^7\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1$

素因数の和:221

約数の個数: 256

約数和(自身を含む): 2068070400

約数和(自身を除く): 1386602112

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 23, 24, 31, 32, 38, 46, 48, 57, 62, 64, 69, 76, 92, 93, 96, 114, 124, 128, 131, 138, 152, 184, 186, 192, 228, 248, 262, 276, 304, 368, 372, 384, 393, 437, 456, 496, 524, 552, 589, 608, 713, 736, 744, 786, 874, 912, 992, 1048, 1104, 1178, 1216, 1311, 1426, 1472, 1488, 1572, 1748, 1767, 1824, 1984, 2096, 2139, 2208, 2356, 2432, 2489, 2622, 2852, 2944, 2976, 3013, 3144, 3496, 3534, 3648, 3968, 4061, 4192, 4278, 4416, 4712, 4978, 5244, 5704, 5952, 6026, 6288, 6992, 7068, 7296, 7467, 8122, 8384, 8556, 8832, 9039, 9424, 9956, 10488, 11408, 11904, 12052, 12183, 12576, 13547, 13984, 14136, 14934, 16244, 16768, 17112, 18078, 18848, 19912, 20976, 22816, 24104, 24366, 25152, 27094, 27968, 28272, 29868, 32488, 34224, 36156, 37696, 39824, 40641, 41952, 45632, 48208, 48732, 50304, 54188, 55936, 56544, 57247, 59736, 64976, 68448, 72312, 75392, 77159, 79648, 81282, 83904, 91264, 93403, 96416, 97464, 108376, 113088, 114494, 119472, 129952, 136896, 144624, 154318, 159296, 162564, 167808, 171741, 186806, 192832, 194928, 216752, 226176, 228988, 231477, 238944, 259904, 273792, 280209, 289248, 308636, 318592, 325128, 343482, 373612, 385664, 389856, 433504, 457976, 462954, 477888, 519808, 560418, 578496, 617272, 650256, 686964, 747224, 779712, 867008, 915952, 925908, 955776, 1120836, 1156992, 1234544, 1300512, 1373928, 1494448, 1559424, 1734016, 1774657, 1831904, 1851816, 2241672, 2469088, 2601024, 2747856, 2988896, 3549314, 3663808, 3703632, 4483344, 4938176, 5202048, 5323971, 5495712, 5977792, 7098628, 7327616, 7407264, 8966688, 9876352, 10647942, 10991424, 11955584, 14197256, 14814528, 17933376, 21295884, 21982848, 28394512, 29629056, 35866752, 42591768, 56789024, 85183536, 113578048, 170367072, 227156096, 340734144, 681468288]

約数ペア:

[(1, 681468288), (2, 340734144), (3, 227156096), (4, 170367072), (6, 113578048), (8, 85183536), (12, 56789024), (16, 42591768), (19, 35866752), (23, 29629056), (24, 28394512), (31, 21982848), (32, 21295884), (38, 17933376), (46, 14814528), (48, 14197256), (57, 11955584), (62, 10991424), (64, 10647942), (69, 9876352), (76, 8966688), (92, 7407264), (93, 7327616), (96, 7098628), (114, 5977792), (124, 5495712), (128, 5323971), (131, 5202048), (138, 4938176), (152, 4483344), (184, 3703632), (186, 3663808), (192, 3549314), (228, 2988896), (248, 2747856), (262, 2601024), (276, 2469088), (304, 2241672), (368, 1851816), (372, 1831904), (384, 1774657), (393, 1734016), (437, 1559424), (456, 1494448), (496, 1373928), (524, 1300512), (552, 1234544), (589, 1156992), (608, 1120836), (713, 955776), (736, 925908), (744, 915952), (786, 867008), (874, 779712), (912, 747224), (992, 686964), (1048, 650256), (1104, 617272), (1178, 578496), (1216, 560418), (1311, 519808), (1426, 477888), (1472, 462954), (1488, 457976), (1572, 433504), (1748, 389856), (1767, 385664), (1824, 373612), (1984, 343482), (2096, 325128), (2139, 318592), (2208, 308636), (2356, 289248), (2432, 280209), (2489, 273792), (2622, 259904), (2852, 238944), (2944, 231477), (2976, 228988), (3013, 226176), (3144, 216752), (3496, 194928), (3534, 192832), (3648, 186806), (3968, 171741), (4061, 167808), (4192, 162564), (4278, 159296), (4416, 154318), (4712, 144624), (4978, 136896), (5244, 129952), (5704, 119472), (5952, 114494), (6026, 113088), (6288, 108376), (6992, 97464), (7068, 96416), (7296, 93403), (7467, 91264), (8122, 83904), (8384, 81282), (8556, 79648), (8832, 77159), (9039, 75392), (9424, 72312), (9956, 68448), (10488, 64976), (11408, 59736), (11904, 57247), (12052, 56544), (12183, 55936), (12576, 54188), (13547, 50304), (13984, 48732), (14136, 48208), (14934, 45632), (16244, 41952), (16768, 40641), (17112, 39824), (18078, 37696), (18848, 36156), (19912, 34224), (20976, 32488), (22816, 29868), (24104, 28272), (24366, 27968), (25152, 27094)]