142709840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19603}}^1$

素因数の和:19636

約数の個数: 80

約数和(自身を含む): 408390528

約数和(自身を除く): 265680688

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 19603, 39206, 78412, 98015, 137221, 156824, 196030, 254839, 274442, 313648, 392060, 509678, 548884, 686105, 784120, 1019356, 1097768, 1274195, 1372210, 1568240, 1783873, 2038712, 2195536, 2548390, 2744420, 3567746, 4077424, 5096780, 5488840, 7135492, 8919365, 10193560, 10977680, 14270984, 17838730, 20387120, 28541968, 35677460, 71354920, 142709840]

約数ペア:

[(1, 142709840), (2, 71354920), (4, 35677460), (5, 28541968), (7, 20387120), (8, 17838730), (10, 14270984), (13, 10977680), (14, 10193560), (16, 8919365), (20, 7135492), (26, 5488840), (28, 5096780), (35, 4077424), (40, 3567746), (52, 2744420), (56, 2548390), (65, 2195536), (70, 2038712), (80, 1783873), (91, 1568240), (104, 1372210), (112, 1274195), (130, 1097768), (140, 1019356), (182, 784120), (208, 686105), (260, 548884), (280, 509678), (364, 392060), (455, 313648), (520, 274442), (560, 254839), (728, 196030), (910, 156824), (1040, 137221), (1456, 98015), (1820, 78412), (3640, 39206), (7280, 19603)]