346345220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{2383}}^1$

素因数の和:2461

約数の個数: 72

約数和(自身を含む): 806230656

約数和(自身を除く): 459885436

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 130, 169, 172, 215, 260, 338, 430, 559, 676, 845, 860, 1118, 1690, 2236, 2383, 2795, 3380, 4766, 5590, 7267, 9532, 11180, 11915, 14534, 23830, 29068, 30979, 36335, 47660, 61958, 72670, 102469, 123916, 145340, 154895, 204938, 309790, 402727, 409876, 512345, 619580, 805454, 1024690, 1332097, 1610908, 2013635, 2049380, 2664194, 4027270, 5328388, 6660485, 8054540, 13320970, 17317261, 26641940, 34634522, 69269044, 86586305, 173172610, 346345220]

約数ペア:

[(1, 346345220), (2, 173172610), (4, 86586305), (5, 69269044), (10, 34634522), (13, 26641940), (20, 17317261), (26, 13320970), (43, 8054540), (52, 6660485), (65, 5328388), (86, 4027270), (130, 2664194), (169, 2049380), (172, 2013635), (215, 1610908), (260, 1332097), (338, 1024690), (430, 805454), (559, 619580), (676, 512345), (845, 409876), (860, 402727), (1118, 309790), (1690, 204938), (2236, 154895), (2383, 145340), (2795, 123916), (3380, 102469), (4766, 72670), (5590, 61958), (7267, 47660), (9532, 36335), (11180, 30979), (11915, 29068), (14534, 23830)]