73716580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1$

素因数の和:186

約数の個数: 144

約数和(自身を含む): 196499520

約数和(自身を除く): 122782940

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 37, 38, 49, 70, 74, 76, 95, 98, 107, 133, 140, 148, 185, 190, 196, 214, 245, 259, 266, 370, 380, 428, 490, 518, 532, 535, 665, 703, 740, 749, 931, 980, 1036, 1070, 1295, 1330, 1406, 1498, 1813, 1862, 2033, 2140, 2590, 2660, 2812, 2996, 3515, 3626, 3724, 3745, 3959, 4066, 4655, 4921, 5180, 5243, 7030, 7252, 7490, 7918, 8132, 9065, 9310, 9842, 10165, 10486, 14060, 14231, 14980, 15836, 18130, 18620, 19684, 19795, 20330, 20972, 24605, 26215, 27713, 28462, 34447, 36260, 39590, 40660, 49210, 52430, 55426, 56924, 68894, 71155, 75221, 79180, 98420, 99617, 104860, 110852, 137788, 138565, 142310, 150442, 172235, 193991, 199234, 277130, 284620, 300884, 344470, 376105, 387982, 398468, 498085, 526547, 554260, 688940, 752210, 775964, 969955, 996170, 1053094, 1504420, 1939910, 1992340, 2106188, 2632735, 3685829, 3879820, 5265470, 7371658, 10530940, 14743316, 18429145, 36858290, 73716580]

約数ペア:

[(1, 73716580), (2, 36858290), (4, 18429145), (5, 14743316), (7, 10530940), (10, 7371658), (14, 5265470), (19, 3879820), (20, 3685829), (28, 2632735), (35, 2106188), (37, 1992340), (38, 1939910), (49, 1504420), (70, 1053094), (74, 996170), (76, 969955), (95, 775964), (98, 752210), (107, 688940), (133, 554260), (140, 526547), (148, 498085), (185, 398468), (190, 387982), (196, 376105), (214, 344470), (245, 300884), (259, 284620), (266, 277130), (370, 199234), (380, 193991), (428, 172235), (490, 150442), (518, 142310), (532, 138565), (535, 137788), (665, 110852), (703, 104860), (740, 99617), (749, 98420), (931, 79180), (980, 75221), (1036, 71155), (1070, 68894), (1295, 56924), (1330, 55426), (1406, 52430), (1498, 49210), (1813, 40660), (1862, 39590), (2033, 36260), (2140, 34447), (2590, 28462), (2660, 27713), (2812, 26215), (2996, 24605), (3515, 20972), (3626, 20330), (3724, 19795), (3745, 19684), (3959, 18620), (4066, 18130), (4655, 15836), (4921, 14980), (5180, 14231), (5243, 14060), (7030, 10486), (7252, 10165), (7490, 9842), (7918, 9310), (8132, 9065)]