690112276

素因数分解:

$2^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{293}}^1$

素因数の和:569

約数の個数: 72

約数和(自身を含む): 1440048456

約数和(自身を除く): 749936180

約数列:

[1, 2, 4, 7, 14, 28, 49, 61, 98, 122, 196, 197, 244, 293, 394, 427, 586, 788, 854, 1172, 1379, 1708, 2051, 2758, 2989, 4102, 5516, 5978, 8204, 9653, 11956, 12017, 14357, 17873, 19306, 24034, 28714, 35746, 38612, 48068, 57428, 57721, 71492, 84119, 115442, 125111, 168238, 230884, 250222, 336476, 404047, 500444, 588833, 808094, 875777, 1177666, 1616188, 1751554, 2355332, 2828329, 3503108, 3520981, 5656658, 7041962, 11313316, 14083924, 24646867, 49293734, 98587468, 172528069, 345056138, 690112276]

約数ペア:

[(1, 690112276), (2, 345056138), (4, 172528069), (7, 98587468), (14, 49293734), (28, 24646867), (49, 14083924), (61, 11313316), (98, 7041962), (122, 5656658), (196, 3520981), (197, 3503108), (244, 2828329), (293, 2355332), (394, 1751554), (427, 1616188), (586, 1177666), (788, 875777), (854, 808094), (1172, 588833), (1379, 500444), (1708, 404047), (2051, 336476), (2758, 250222), (2989, 230884), (4102, 168238), (5516, 125111), (5978, 115442), (8204, 84119), (9653, 71492), (11956, 57721), (12017, 57428), (14357, 48068), (17873, 38612), (19306, 35746), (24034, 28714)]