201451580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:339

約数の個数: 96

約数和(自身を含む): 477066240

約数和(自身を除く): 275614660

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 67, 79, 110, 134, 158, 173, 220, 268, 316, 335, 346, 395, 670, 692, 737, 790, 865, 869, 1340, 1474, 1580, 1730, 1738, 1903, 2948, 3460, 3476, 3685, 3806, 4345, 5293, 7370, 7612, 8690, 9515, 10586, 11591, 13667, 14740, 17380, 19030, 21172, 23182, 26465, 27334, 38060, 46364, 52930, 54668, 57955, 58223, 68335, 105860, 115910, 116446, 127501, 136670, 150337, 231820, 232892, 255002, 273340, 291115, 300674, 510004, 582230, 601348, 637505, 751685, 915689, 1164460, 1275010, 1503370, 1831378, 2550020, 3006740, 3662756, 4578445, 9156890, 10072579, 18313780, 20145158, 40290316, 50362895, 100725790, 201451580]

約数ペア:

[(1, 201451580), (2, 100725790), (4, 50362895), (5, 40290316), (10, 20145158), (11, 18313780), (20, 10072579), (22, 9156890), (44, 4578445), (55, 3662756), (67, 3006740), (79, 2550020), (110, 1831378), (134, 1503370), (158, 1275010), (173, 1164460), (220, 915689), (268, 751685), (316, 637505), (335, 601348), (346, 582230), (395, 510004), (670, 300674), (692, 291115), (737, 273340), (790, 255002), (865, 232892), (869, 231820), (1340, 150337), (1474, 136670), (1580, 127501), (1730, 116446), (1738, 115910), (1903, 105860), (2948, 68335), (3460, 58223), (3476, 57955), (3685, 54668), (3806, 52930), (4345, 46364), (5293, 38060), (7370, 27334), (7612, 26465), (8690, 23182), (9515, 21172), (10586, 19030), (11591, 17380), (13667, 14740)]