77507760

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{157}}^1$

素因数の和:212

約数の個数: 240

約数和(自身を含む): 281419488

約数和(自身を除く): 203911728

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 17, 20, 22, 24, 30, 33, 34, 40, 44, 48, 51, 55, 60, 66, 68, 80, 85, 88, 102, 110, 120, 121, 132, 136, 157, 165, 170, 176, 187, 204, 220, 240, 242, 255, 264, 272, 314, 330, 340, 363, 374, 408, 440, 471, 484, 510, 528, 561, 605, 628, 660, 680, 726, 748, 785, 816, 880, 935, 942, 968, 1020, 1122, 1210, 1256, 1320, 1360, 1452, 1496, 1570, 1727, 1815, 1870, 1884, 1936, 2040, 2057, 2244, 2355, 2420, 2512, 2640, 2669, 2805, 2904, 2992, 3140, 3454, 3630, 3740, 3768, 4080, 4114, 4488, 4710, 4840, 5181, 5338, 5610, 5808, 6171, 6280, 6908, 7260, 7480, 7536, 8007, 8228, 8635, 8976, 9420, 9680, 10285, 10362, 10676, 11220, 12342, 12560, 13345, 13816, 14520, 14960, 16014, 16456, 17270, 18840, 18997, 20570, 20724, 21352, 22440, 24684, 25905, 26690, 27632, 29040, 29359, 30855, 32028, 32912, 34540, 37680, 37994, 40035, 41140, 41448, 42704, 44880, 49368, 51810, 53380, 56991, 58718, 61710, 64056, 69080, 75988, 80070, 82280, 82896, 88077, 94985, 98736, 103620, 106760, 113982, 117436, 123420, 128112, 138160, 146795, 151976, 160140, 164560, 176154, 189970, 207240, 213520, 227964, 234872, 246840, 284955, 293590, 303952, 320280, 322949, 352308, 379940, 414480, 440385, 455928, 469744, 493680, 569910, 587180, 640560, 645898, 704616, 759880, 880770, 911856, 968847, 1139820, 1174360, 1291796, 1409232, 1519760, 1614745, 1761540, 1937694, 2279640, 2348720, 2583592, 3229490, 3523080, 3875388, 4559280, 4844235, 5167184, 6458980, 7046160, 7750776, 9688470, 12917960, 15501552, 19376940, 25835920, 38753880, 77507760]

約数ペア:

[(1, 77507760), (2, 38753880), (3, 25835920), (4, 19376940), (5, 15501552), (6, 12917960), (8, 9688470), (10, 7750776), (11, 7046160), (12, 6458980), (15, 5167184), (16, 4844235), (17, 4559280), (20, 3875388), (22, 3523080), (24, 3229490), (30, 2583592), (33, 2348720), (34, 2279640), (40, 1937694), (44, 1761540), (48, 1614745), (51, 1519760), (55, 1409232), (60, 1291796), (66, 1174360), (68, 1139820), (80, 968847), (85, 911856), (88, 880770), (102, 759880), (110, 704616), (120, 645898), (121, 640560), (132, 587180), (136, 569910), (157, 493680), (165, 469744), (170, 455928), (176, 440385), (187, 414480), (204, 379940), (220, 352308), (240, 322949), (242, 320280), (255, 303952), (264, 293590), (272, 284955), (314, 246840), (330, 234872), (340, 227964), (363, 213520), (374, 207240), (408, 189970), (440, 176154), (471, 164560), (484, 160140), (510, 151976), (528, 146795), (561, 138160), (605, 128112), (628, 123420), (660, 117436), (680, 113982), (726, 106760), (748, 103620), (785, 98736), (816, 94985), (880, 88077), (935, 82896), (942, 82280), (968, 80070), (1020, 75988), (1122, 69080), (1210, 64056), (1256, 61710), (1320, 58718), (1360, 56991), (1452, 53380), (1496, 51810), (1570, 49368), (1727, 44880), (1815, 42704), (1870, 41448), (1884, 41140), (1936, 40035), (2040, 37994), (2057, 37680), (2244, 34540), (2355, 32912), (2420, 32028), (2512, 30855), (2640, 29359), (2669, 29040), (2805, 27632), (2904, 26690), (2992, 25905), (3140, 24684), (3454, 22440), (3630, 21352), (3740, 20724), (3768, 20570), (4080, 18997), (4114, 18840), (4488, 17270), (4710, 16456), (4840, 16014), (5181, 14960), (5338, 14520), (5610, 13816), (5808, 13345), (6171, 12560), (6280, 12342), (6908, 11220), (7260, 10676), (7480, 10362), (7536, 10285), (8007, 9680), (8228, 9420), (8635, 8976)]