209463240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^4\times {\mathrm{727}}^1$

素因数の和:769

約数の個数: 160

約数和(自身を含む): 734086080

約数和(自身を除く): 524622840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 343, 392, 420, 490, 588, 686, 727, 735, 840, 980, 1029, 1176, 1372, 1454, 1470, 1715, 1960, 2058, 2181, 2401, 2744, 2908, 2940, 3430, 3635, 4116, 4362, 4802, 5089, 5145, 5816, 5880, 6860, 7203, 7270, 8232, 8724, 9604, 10178, 10290, 10905, 12005, 13720, 14406, 14540, 15267, 17448, 19208, 20356, 20580, 21810, 24010, 25445, 28812, 29080, 30534, 35623, 36015, 40712, 41160, 43620, 48020, 50890, 57624, 61068, 71246, 72030, 76335, 87240, 96040, 101780, 106869, 122136, 142492, 144060, 152670, 178115, 203560, 213738, 249361, 284984, 288120, 305340, 356230, 427476, 498722, 534345, 610680, 712460, 748083, 854952, 997444, 1068690, 1246805, 1424920, 1496166, 1745527, 1994888, 2137380, 2493610, 2992332, 3491054, 3740415, 4274760, 4987220, 5236581, 5984664, 6982108, 7480830, 8727635, 9974440, 10473162, 13964216, 14961660, 17455270, 20946324, 26182905, 29923320, 34910540, 41892648, 52365810, 69821080, 104731620, 209463240]

約数ペア:

[(1, 209463240), (2, 104731620), (3, 69821080), (4, 52365810), (5, 41892648), (6, 34910540), (7, 29923320), (8, 26182905), (10, 20946324), (12, 17455270), (14, 14961660), (15, 13964216), (20, 10473162), (21, 9974440), (24, 8727635), (28, 7480830), (30, 6982108), (35, 5984664), (40, 5236581), (42, 4987220), (49, 4274760), (56, 3740415), (60, 3491054), (70, 2992332), (84, 2493610), (98, 2137380), (105, 1994888), (120, 1745527), (140, 1496166), (147, 1424920), (168, 1246805), (196, 1068690), (210, 997444), (245, 854952), (280, 748083), (294, 712460), (343, 610680), (392, 534345), (420, 498722), (490, 427476), (588, 356230), (686, 305340), (727, 288120), (735, 284984), (840, 249361), (980, 213738), (1029, 203560), (1176, 178115), (1372, 152670), (1454, 144060), (1470, 142492), (1715, 122136), (1960, 106869), (2058, 101780), (2181, 96040), (2401, 87240), (2744, 76335), (2908, 72030), (2940, 71246), (3430, 61068), (3635, 57624), (4116, 50890), (4362, 48020), (4802, 43620), (5089, 41160), (5145, 40712), (5816, 36015), (5880, 35623), (6860, 30534), (7203, 29080), (7270, 28812), (8232, 25445), (8724, 24010), (9604, 21810), (10178, 20580), (10290, 20356), (10905, 19208), (12005, 17448), (13720, 15267), (14406, 14540)]