340236160

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1559}}^1$

素因数の和:1620

約数の個数: 128

約数和(自身を含む): 916531200

約数和(自身を除く): 576295040

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 32, 40, 44, 55, 62, 64, 80, 88, 110, 124, 128, 155, 160, 176, 220, 248, 310, 320, 341, 352, 440, 496, 620, 640, 682, 704, 880, 992, 1240, 1364, 1408, 1559, 1705, 1760, 1984, 2480, 2728, 3118, 3410, 3520, 3968, 4960, 5456, 6236, 6820, 7040, 7795, 9920, 10912, 12472, 13640, 15590, 17149, 19840, 21824, 24944, 27280, 31180, 34298, 43648, 48329, 49888, 54560, 62360, 68596, 85745, 96658, 99776, 109120, 124720, 137192, 171490, 193316, 199552, 218240, 241645, 249440, 274384, 342980, 386632, 483290, 498880, 531619, 548768, 685960, 773264, 966580, 997760, 1063238, 1097536, 1371920, 1546528, 1933160, 2126476, 2195072, 2658095, 2743840, 3093056, 3866320, 4252952, 5316190, 5487680, 6186112, 7732640, 8505904, 10632380, 10975360, 15465280, 17011808, 21264760, 30930560, 34023616, 42529520, 68047232, 85059040, 170118080, 340236160]

約数ペア:

[(1, 340236160), (2, 170118080), (4, 85059040), (5, 68047232), (8, 42529520), (10, 34023616), (11, 30930560), (16, 21264760), (20, 17011808), (22, 15465280), (31, 10975360), (32, 10632380), (40, 8505904), (44, 7732640), (55, 6186112), (62, 5487680), (64, 5316190), (80, 4252952), (88, 3866320), (110, 3093056), (124, 2743840), (128, 2658095), (155, 2195072), (160, 2126476), (176, 1933160), (220, 1546528), (248, 1371920), (310, 1097536), (320, 1063238), (341, 997760), (352, 966580), (440, 773264), (496, 685960), (620, 548768), (640, 531619), (682, 498880), (704, 483290), (880, 386632), (992, 342980), (1240, 274384), (1364, 249440), (1408, 241645), (1559, 218240), (1705, 199552), (1760, 193316), (1984, 171490), (2480, 137192), (2728, 124720), (3118, 109120), (3410, 99776), (3520, 96658), (3968, 85745), (4960, 68596), (5456, 62360), (6236, 54560), (6820, 49888), (7040, 48329), (7795, 43648), (9920, 34298), (10912, 31180), (12472, 27280), (13640, 24944), (15590, 21824), (17149, 19840)]