760966640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{19139}}^1$

素因数の和:19230

約数の個数: 80

約数和(自身を含む): 2050583040

約数和(自身を除く): 1289616400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 71, 80, 112, 140, 142, 280, 284, 355, 497, 560, 568, 710, 994, 1136, 1420, 1988, 2485, 2840, 3976, 4970, 5680, 7952, 9940, 19139, 19880, 38278, 39760, 76556, 95695, 133973, 153112, 191390, 267946, 306224, 382780, 535892, 669865, 765560, 1071784, 1339730, 1358869, 1531120, 2143568, 2679460, 2717738, 5358920, 5435476, 6794345, 9512083, 10717840, 10870952, 13588690, 19024166, 21741904, 27177380, 38048332, 47560415, 54354760, 76096664, 95120830, 108709520, 152193328, 190241660, 380483320, 760966640]

約数ペア:

[(1, 760966640), (2, 380483320), (4, 190241660), (5, 152193328), (7, 108709520), (8, 95120830), (10, 76096664), (14, 54354760), (16, 47560415), (20, 38048332), (28, 27177380), (35, 21741904), (40, 19024166), (56, 13588690), (70, 10870952), (71, 10717840), (80, 9512083), (112, 6794345), (140, 5435476), (142, 5358920), (280, 2717738), (284, 2679460), (355, 2143568), (497, 1531120), (560, 1358869), (568, 1339730), (710, 1071784), (994, 765560), (1136, 669865), (1420, 535892), (1988, 382780), (2485, 306224), (2840, 267946), (3976, 191390), (4970, 153112), (5680, 133973), (7952, 95695), (9940, 76556), (19139, 39760), (19880, 38278)]