1555708960

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1049}}^1$

素因数の和:1131

約数の個数: 192

約数和(自身を含む): 4267468800

約数和(自身を除く): 2711759840

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 31, 32, 40, 46, 52, 62, 65, 80, 92, 104, 115, 124, 130, 155, 160, 184, 208, 230, 248, 260, 299, 310, 368, 403, 416, 460, 496, 520, 598, 620, 713, 736, 806, 920, 992, 1040, 1049, 1196, 1240, 1426, 1495, 1612, 1840, 2015, 2080, 2098, 2392, 2480, 2852, 2990, 3224, 3565, 3680, 4030, 4196, 4784, 4960, 5245, 5704, 5980, 6448, 7130, 8060, 8392, 9269, 9568, 10490, 11408, 11960, 12896, 13637, 14260, 16120, 16784, 18538, 20980, 22816, 23920, 24127, 27274, 28520, 32240, 32519, 33568, 37076, 41960, 46345, 47840, 48254, 54548, 57040, 64480, 65038, 68185, 74152, 83920, 92690, 96508, 109096, 114080, 120635, 130076, 136370, 148304, 162595, 167840, 185380, 193016, 218192, 241270, 260152, 272740, 296608, 313651, 325190, 370760, 386032, 422747, 436384, 482540, 520304, 545480, 627302, 650380, 741520, 747937, 772064, 845494, 965080, 1040608, 1090960, 1254604, 1300760, 1483040, 1495874, 1568255, 1690988, 1930160, 2113735, 2181920, 2509208, 2601520, 2991748, 3136510, 3381976, 3739685, 3860320, 4227470, 5018416, 5203040, 5983496, 6273020, 6763952, 7479370, 8454940, 9723181, 10036832, 11966992, 12546040, 13527904, 14958740, 16909880, 19446362, 23933984, 25092080, 29917480, 33819760, 38892724, 48615905, 50184160, 59834960, 67639520, 77785448, 97231810, 119669920, 155570896, 194463620, 311141792, 388927240, 777854480, 1555708960]

約数ペア:

[(1, 1555708960), (2, 777854480), (4, 388927240), (5, 311141792), (8, 194463620), (10, 155570896), (13, 119669920), (16, 97231810), (20, 77785448), (23, 67639520), (26, 59834960), (31, 50184160), (32, 48615905), (40, 38892724), (46, 33819760), (52, 29917480), (62, 25092080), (65, 23933984), (80, 19446362), (92, 16909880), (104, 14958740), (115, 13527904), (124, 12546040), (130, 11966992), (155, 10036832), (160, 9723181), (184, 8454940), (208, 7479370), (230, 6763952), (248, 6273020), (260, 5983496), (299, 5203040), (310, 5018416), (368, 4227470), (403, 3860320), (416, 3739685), (460, 3381976), (496, 3136510), (520, 2991748), (598, 2601520), (620, 2509208), (713, 2181920), (736, 2113735), (806, 1930160), (920, 1690988), (992, 1568255), (1040, 1495874), (1049, 1483040), (1196, 1300760), (1240, 1254604), (1426, 1090960), (1495, 1040608), (1612, 965080), (1840, 845494), (2015, 772064), (2080, 747937), (2098, 741520), (2392, 650380), (2480, 627302), (2852, 545480), (2990, 520304), (3224, 482540), (3565, 436384), (3680, 422747), (4030, 386032), (4196, 370760), (4784, 325190), (4960, 313651), (5245, 296608), (5704, 272740), (5980, 260152), (6448, 241270), (7130, 218192), (8060, 193016), (8392, 185380), (9269, 167840), (9568, 162595), (10490, 148304), (11408, 136370), (11960, 130076), (12896, 120635), (13637, 114080), (14260, 109096), (16120, 96508), (16784, 92690), (18538, 83920), (20980, 74152), (22816, 68185), (23920, 65038), (24127, 64480), (27274, 57040), (28520, 54548), (32240, 48254), (32519, 47840), (33568, 46345), (37076, 41960)]