77513920

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1$

素因数の和:127

約数の個数: 168

約数和(自身を含む): 215999568

約数和(自身を除く): 138485648

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 61, 64, 76, 80, 88, 95, 110, 122, 152, 160, 176, 190, 209, 220, 244, 304, 305, 320, 352, 361, 380, 418, 440, 488, 608, 610, 671, 704, 722, 760, 836, 880, 976, 1045, 1159, 1216, 1220, 1342, 1444, 1520, 1672, 1760, 1805, 1952, 2090, 2318, 2440, 2684, 2888, 3040, 3344, 3355, 3520, 3610, 3904, 3971, 4180, 4636, 4880, 5368, 5776, 5795, 6080, 6688, 6710, 7220, 7942, 8360, 9272, 9760, 10736, 11552, 11590, 12749, 13376, 13420, 14440, 15884, 16720, 18544, 19520, 19855, 21472, 22021, 23104, 23180, 25498, 26840, 28880, 31768, 33440, 37088, 39710, 42944, 44042, 46360, 50996, 53680, 57760, 63536, 63745, 66880, 74176, 79420, 88084, 92720, 101992, 107360, 110105, 115520, 127072, 127490, 158840, 176168, 185440, 203984, 214720, 220210, 242231, 254144, 254980, 317680, 352336, 370880, 407968, 440420, 484462, 509960, 635360, 704672, 815936, 880840, 968924, 1019920, 1211155, 1270720, 1409344, 1761680, 1937848, 2039840, 2422310, 3523360, 3875696, 4079680, 4844620, 7046720, 7751392, 9689240, 15502784, 19378480, 38756960, 77513920]

約数ペア:

[(1, 77513920), (2, 38756960), (4, 19378480), (5, 15502784), (8, 9689240), (10, 7751392), (11, 7046720), (16, 4844620), (19, 4079680), (20, 3875696), (22, 3523360), (32, 2422310), (38, 2039840), (40, 1937848), (44, 1761680), (55, 1409344), (61, 1270720), (64, 1211155), (76, 1019920), (80, 968924), (88, 880840), (95, 815936), (110, 704672), (122, 635360), (152, 509960), (160, 484462), (176, 440420), (190, 407968), (209, 370880), (220, 352336), (244, 317680), (304, 254980), (305, 254144), (320, 242231), (352, 220210), (361, 214720), (380, 203984), (418, 185440), (440, 176168), (488, 158840), (608, 127490), (610, 127072), (671, 115520), (704, 110105), (722, 107360), (760, 101992), (836, 92720), (880, 88084), (976, 79420), (1045, 74176), (1159, 66880), (1216, 63745), (1220, 63536), (1342, 57760), (1444, 53680), (1520, 50996), (1672, 46360), (1760, 44042), (1805, 42944), (1952, 39710), (2090, 37088), (2318, 33440), (2440, 31768), (2684, 28880), (2888, 26840), (3040, 25498), (3344, 23180), (3355, 23104), (3520, 22021), (3610, 21472), (3904, 19855), (3971, 19520), (4180, 18544), (4636, 16720), (4880, 15884), (5368, 14440), (5776, 13420), (5795, 13376), (6080, 12749), (6688, 11590), (6710, 11552), (7220, 10736), (7942, 9760), (8360, 9272)]