721084416

素因数分解:

$2^{13}\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:140

約数の個数: 224

約数和(自身を含む): 2161507488

約数和(自身を除く): 1440423072

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 37, 39, 48, 52, 61, 64, 74, 78, 96, 104, 111, 122, 128, 148, 156, 183, 192, 208, 222, 244, 256, 296, 312, 366, 384, 416, 444, 481, 488, 512, 592, 624, 732, 768, 793, 832, 888, 962, 976, 1024, 1184, 1248, 1443, 1464, 1536, 1586, 1664, 1776, 1924, 1952, 2048, 2257, 2368, 2379, 2496, 2886, 2928, 3072, 3172, 3328, 3552, 3848, 3904, 4096, 4514, 4736, 4758, 4992, 5772, 5856, 6144, 6344, 6656, 6771, 7104, 7696, 7808, 8192, 9028, 9472, 9516, 9984, 11544, 11712, 12288, 12688, 13312, 13542, 14208, 15392, 15616, 18056, 18944, 19032, 19968, 23088, 23424, 24576, 25376, 26624, 27084, 28416, 29341, 30784, 31232, 36112, 37888, 38064, 39936, 46176, 46848, 50752, 53248, 54168, 56832, 58682, 61568, 62464, 72224, 75776, 76128, 79872, 88023, 92352, 93696, 101504, 106496, 108336, 113664, 117364, 123136, 124928, 144448, 151552, 152256, 159744, 176046, 184704, 187392, 203008, 216672, 227328, 234728, 246272, 249856, 288896, 303104, 304512, 319488, 352092, 369408, 374784, 406016, 433344, 454656, 469456, 492544, 499712, 577792, 609024, 704184, 738816, 749568, 812032, 866688, 909312, 938912, 985088, 1155584, 1218048, 1408368, 1477632, 1499136, 1624064, 1733376, 1877824, 1970176, 2311168, 2436096, 2816736, 2955264, 3248128, 3466752, 3755648, 3940352, 4622336, 4872192, 5633472, 5910528, 6496256, 6933504, 7511296, 9244672, 9744384, 11266944, 11821056, 13867008, 15022592, 18489344, 19488768, 22533888, 27734016, 30045184, 45067776, 55468032, 60090368, 90135552, 120180736, 180271104, 240361472, 360542208, 721084416]

約数ペア:

[(1, 721084416), (2, 360542208), (3, 240361472), (4, 180271104), (6, 120180736), (8, 90135552), (12, 60090368), (13, 55468032), (16, 45067776), (24, 30045184), (26, 27734016), (32, 22533888), (37, 19488768), (39, 18489344), (48, 15022592), (52, 13867008), (61, 11821056), (64, 11266944), (74, 9744384), (78, 9244672), (96, 7511296), (104, 6933504), (111, 6496256), (122, 5910528), (128, 5633472), (148, 4872192), (156, 4622336), (183, 3940352), (192, 3755648), (208, 3466752), (222, 3248128), (244, 2955264), (256, 2816736), (296, 2436096), (312, 2311168), (366, 1970176), (384, 1877824), (416, 1733376), (444, 1624064), (481, 1499136), (488, 1477632), (512, 1408368), (592, 1218048), (624, 1155584), (732, 985088), (768, 938912), (793, 909312), (832, 866688), (888, 812032), (962, 749568), (976, 738816), (1024, 704184), (1184, 609024), (1248, 577792), (1443, 499712), (1464, 492544), (1536, 469456), (1586, 454656), (1664, 433344), (1776, 406016), (1924, 374784), (1952, 369408), (2048, 352092), (2257, 319488), (2368, 304512), (2379, 303104), (2496, 288896), (2886, 249856), (2928, 246272), (3072, 234728), (3172, 227328), (3328, 216672), (3552, 203008), (3848, 187392), (3904, 184704), (4096, 176046), (4514, 159744), (4736, 152256), (4758, 151552), (4992, 144448), (5772, 124928), (5856, 123136), (6144, 117364), (6344, 113664), (6656, 108336), (6771, 106496), (7104, 101504), (7696, 93696), (7808, 92352), (8192, 88023), (9028, 79872), (9472, 76128), (9516, 75776), (9984, 72224), (11544, 62464), (11712, 61568), (12288, 58682), (12688, 56832), (13312, 54168), (13542, 53248), (14208, 50752), (15392, 46848), (15616, 46176), (18056, 39936), (18944, 38064), (19032, 37888), (19968, 36112), (23088, 31232), (23424, 30784), (24576, 29341), (25376, 28416), (26624, 27084)]