742884520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{71707}}^1$

素因数の和:71762

約数の個数: 64

約数和(自身を含む): 1961930880

約数和(自身を除く): 1219046360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 70, 74, 140, 148, 185, 259, 280, 296, 370, 518, 740, 1036, 1295, 1480, 2072, 2590, 5180, 10360, 71707, 143414, 286828, 358535, 501949, 573656, 717070, 1003898, 1434140, 2007796, 2509745, 2653159, 2868280, 4015592, 5019490, 5306318, 10038980, 10612636, 13265795, 18572113, 20077960, 21225272, 26531590, 37144226, 53063180, 74288452, 92860565, 106126360, 148576904, 185721130, 371442260, 742884520]

約数ペア:

[(1, 742884520), (2, 371442260), (4, 185721130), (5, 148576904), (7, 106126360), (8, 92860565), (10, 74288452), (14, 53063180), (20, 37144226), (28, 26531590), (35, 21225272), (37, 20077960), (40, 18572113), (56, 13265795), (70, 10612636), (74, 10038980), (140, 5306318), (148, 5019490), (185, 4015592), (259, 2868280), (280, 2653159), (296, 2509745), (370, 2007796), (518, 1434140), (740, 1003898), (1036, 717070), (1295, 573656), (1480, 501949), (2072, 358535), (2590, 286828), (5180, 143414), (10360, 71707)]