56578720

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:135

約数の個数: 192

約数和(自身を含む): 161989632

約数和(自身を除く): 105410912

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 31, 32, 34, 40, 44, 55, 61, 62, 68, 80, 85, 88, 110, 122, 124, 136, 155, 160, 170, 176, 187, 220, 244, 248, 272, 305, 310, 340, 341, 352, 374, 440, 488, 496, 527, 544, 610, 620, 671, 680, 682, 748, 880, 935, 976, 992, 1037, 1054, 1220, 1240, 1342, 1360, 1364, 1496, 1705, 1760, 1870, 1891, 1952, 2074, 2108, 2440, 2480, 2635, 2684, 2720, 2728, 2992, 3355, 3410, 3740, 3782, 4148, 4216, 4880, 4960, 5185, 5270, 5368, 5456, 5797, 5984, 6710, 6820, 7480, 7564, 8296, 8432, 9455, 9760, 10370, 10540, 10736, 10912, 11407, 11594, 13420, 13640, 14960, 15128, 16592, 16864, 18910, 20740, 20801, 21080, 21472, 22814, 23188, 26840, 27280, 28985, 29920, 30256, 32147, 33184, 37820, 41480, 41602, 42160, 45628, 46376, 53680, 54560, 57035, 57970, 60512, 64294, 75640, 82960, 83204, 84320, 91256, 92752, 104005, 107360, 114070, 115940, 128588, 151280, 160735, 165920, 166408, 182512, 185504, 208010, 228140, 231880, 257176, 302560, 321470, 332816, 353617, 365024, 416020, 456280, 463760, 514352, 642940, 665632, 707234, 832040, 912560, 927520, 1028704, 1285880, 1414468, 1664080, 1768085, 1825120, 2571760, 2828936, 3328160, 3536170, 5143520, 5657872, 7072340, 11315744, 14144680, 28289360, 56578720]

約数ペア:

[(1, 56578720), (2, 28289360), (4, 14144680), (5, 11315744), (8, 7072340), (10, 5657872), (11, 5143520), (16, 3536170), (17, 3328160), (20, 2828936), (22, 2571760), (31, 1825120), (32, 1768085), (34, 1664080), (40, 1414468), (44, 1285880), (55, 1028704), (61, 927520), (62, 912560), (68, 832040), (80, 707234), (85, 665632), (88, 642940), (110, 514352), (122, 463760), (124, 456280), (136, 416020), (155, 365024), (160, 353617), (170, 332816), (176, 321470), (187, 302560), (220, 257176), (244, 231880), (248, 228140), (272, 208010), (305, 185504), (310, 182512), (340, 166408), (341, 165920), (352, 160735), (374, 151280), (440, 128588), (488, 115940), (496, 114070), (527, 107360), (544, 104005), (610, 92752), (620, 91256), (671, 84320), (680, 83204), (682, 82960), (748, 75640), (880, 64294), (935, 60512), (976, 57970), (992, 57035), (1037, 54560), (1054, 53680), (1220, 46376), (1240, 45628), (1342, 42160), (1360, 41602), (1364, 41480), (1496, 37820), (1705, 33184), (1760, 32147), (1870, 30256), (1891, 29920), (1952, 28985), (2074, 27280), (2108, 26840), (2440, 23188), (2480, 22814), (2635, 21472), (2684, 21080), (2720, 20801), (2728, 20740), (2992, 18910), (3355, 16864), (3410, 16592), (3740, 15128), (3782, 14960), (4148, 13640), (4216, 13420), (4880, 11594), (4960, 11407), (5185, 10912), (5270, 10736), (5368, 10540), (5456, 10370), (5797, 9760), (5984, 9455), (6710, 8432), (6820, 8296), (7480, 7564)]