1900389330

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{503}}^1\times {\mathrm{1999}}^1$

素因数の和:2525

約数の個数: 128

約数和(自身を含む): 5806080000

約数和(自身を除く): 3905690670

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 503, 630, 945, 1006, 1509, 1890, 1999, 2515, 3018, 3521, 3998, 4527, 5030, 5997, 7042, 7545, 9054, 9995, 10563, 11994, 13581, 13993, 15090, 17605, 17991, 19990, 21126, 22635, 27162, 27986, 29985, 31689, 35210, 35982, 41979, 45270, 52815, 53973, 59970, 63378, 67905, 69965, 83958, 89955, 95067, 105630, 107946, 125937, 135810, 139930, 158445, 179910, 190134, 209895, 251874, 269865, 316890, 377811, 419790, 475335, 539730, 629685, 755622, 950670, 1005497, 1259370, 1889055, 2010994, 3016491, 3778110, 5027485, 6032982, 7038479, 9049473, 10054970, 14076958, 15082455, 18098946, 21115437, 27148419, 30164910, 35192395, 42230874, 45247365, 54296838, 63346311, 70384790, 90494730, 105577185, 126692622, 135742095, 190038933, 211154370, 271484190, 316731555, 380077866, 633463110, 950194665, 1900389330]

約数ペア:

[(1, 1900389330), (2, 950194665), (3, 633463110), (5, 380077866), (6, 316731555), (7, 271484190), (9, 211154370), (10, 190038933), (14, 135742095), (15, 126692622), (18, 105577185), (21, 90494730), (27, 70384790), (30, 63346311), (35, 54296838), (42, 45247365), (45, 42230874), (54, 35192395), (63, 30164910), (70, 27148419), (90, 21115437), (105, 18098946), (126, 15082455), (135, 14076958), (189, 10054970), (210, 9049473), (270, 7038479), (315, 6032982), (378, 5027485), (503, 3778110), (630, 3016491), (945, 2010994), (1006, 1889055), (1509, 1259370), (1890, 1005497), (1999, 950670), (2515, 755622), (3018, 629685), (3521, 539730), (3998, 475335), (4527, 419790), (5030, 377811), (5997, 316890), (7042, 269865), (7545, 251874), (9054, 209895), (9995, 190134), (10563, 179910), (11994, 158445), (13581, 139930), (13993, 135810), (15090, 125937), (17605, 107946), (17991, 105630), (19990, 95067), (21126, 89955), (22635, 83958), (27162, 69965), (27986, 67905), (29985, 63378), (31689, 59970), (35210, 53973), (35982, 52815), (41979, 45270)]