646647540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139967}}^1$

素因数の和:139997

約数の個数: 96

約数和(自身を含む): 2257403904

約数和(自身を除く): 1610756364

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 44, 55, 60, 66, 70, 77, 84, 105, 110, 132, 140, 154, 165, 210, 220, 231, 308, 330, 385, 420, 462, 660, 770, 924, 1155, 1540, 2310, 4620, 139967, 279934, 419901, 559868, 699835, 839802, 979769, 1399670, 1539637, 1679604, 1959538, 2099505, 2799340, 2939307, 3079274, 3919076, 4199010, 4618911, 4898845, 5878614, 6158548, 7698185, 8398020, 9237822, 9797690, 10777459, 11757228, 14696535, 15396370, 18475644, 19595380, 21554918, 23094555, 29393070, 30792740, 32332377, 43109836, 46189110, 53887295, 58786140, 64664754, 92378220, 107774590, 129329508, 161661885, 215549180, 323323770, 646647540]

約数ペア:

[(1, 646647540), (2, 323323770), (3, 215549180), (4, 161661885), (5, 129329508), (6, 107774590), (7, 92378220), (10, 64664754), (11, 58786140), (12, 53887295), (14, 46189110), (15, 43109836), (20, 32332377), (21, 30792740), (22, 29393070), (28, 23094555), (30, 21554918), (33, 19595380), (35, 18475644), (42, 15396370), (44, 14696535), (55, 11757228), (60, 10777459), (66, 9797690), (70, 9237822), (77, 8398020), (84, 7698185), (105, 6158548), (110, 5878614), (132, 4898845), (140, 4618911), (154, 4199010), (165, 3919076), (210, 3079274), (220, 2939307), (231, 2799340), (308, 2099505), (330, 1959538), (385, 1679604), (420, 1539637), (462, 1399670), (660, 979769), (770, 839802), (924, 699835), (1155, 559868), (1540, 419901), (2310, 279934), (4620, 139967)]