1490405140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{2689}}^1$

素因数の和:2849

約数の個数: 96

約数和(自身を含む): 3709359360

約数和(自身を除く): 2218954220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 107, 140, 148, 185, 214, 259, 370, 428, 518, 535, 740, 749, 1036, 1070, 1295, 1498, 2140, 2590, 2689, 2996, 3745, 3959, 5180, 5378, 7490, 7918, 10756, 13445, 14980, 15836, 18823, 19795, 26890, 27713, 37646, 39590, 53780, 55426, 75292, 79180, 94115, 99493, 110852, 138565, 188230, 198986, 277130, 287723, 376460, 397972, 497465, 554260, 575446, 696451, 994930, 1150892, 1392902, 1438615, 1989860, 2014061, 2785804, 2877230, 3482255, 4028122, 5754460, 6964510, 8056244, 10070305, 10645751, 13929020, 20140610, 21291502, 40281220, 42583004, 53228755, 74520257, 106457510, 149040514, 212915020, 298081028, 372601285, 745202570, 1490405140]

約数ペア:

[(1, 1490405140), (2, 745202570), (4, 372601285), (5, 298081028), (7, 212915020), (10, 149040514), (14, 106457510), (20, 74520257), (28, 53228755), (35, 42583004), (37, 40281220), (70, 21291502), (74, 20140610), (107, 13929020), (140, 10645751), (148, 10070305), (185, 8056244), (214, 6964510), (259, 5754460), (370, 4028122), (428, 3482255), (518, 2877230), (535, 2785804), (740, 2014061), (749, 1989860), (1036, 1438615), (1070, 1392902), (1295, 1150892), (1498, 994930), (2140, 696451), (2590, 575446), (2689, 554260), (2996, 497465), (3745, 397972), (3959, 376460), (5180, 287723), (5378, 277130), (7490, 198986), (7918, 188230), (10756, 138565), (13445, 110852), (14980, 99493), (15836, 94115), (18823, 79180), (19795, 75292), (26890, 55426), (27713, 53780), (37646, 39590)]