342321860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{2789}}^1$

素因数の和:2853

約数の個数: 72

約数和(自身を含む): 803620440

約数和(自身を除く): 461298580

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 323, 340, 361, 380, 646, 722, 1292, 1444, 1615, 1805, 2789, 3230, 3610, 5578, 6137, 6460, 7220, 11156, 12274, 13945, 24548, 27890, 30685, 47413, 52991, 55780, 61370, 94826, 105982, 122740, 189652, 211964, 237065, 264955, 474130, 529910, 900847, 948260, 1006829, 1059820, 1801694, 2013658, 3603388, 4027316, 4504235, 5034145, 9008470, 10068290, 17116093, 18016940, 20136580, 34232186, 68464372, 85580465, 171160930, 342321860]

約数ペア:

[(1, 342321860), (2, 171160930), (4, 85580465), (5, 68464372), (10, 34232186), (17, 20136580), (19, 18016940), (20, 17116093), (34, 10068290), (38, 9008470), (68, 5034145), (76, 4504235), (85, 4027316), (95, 3603388), (170, 2013658), (190, 1801694), (323, 1059820), (340, 1006829), (361, 948260), (380, 900847), (646, 529910), (722, 474130), (1292, 264955), (1444, 237065), (1615, 211964), (1805, 189652), (2789, 122740), (3230, 105982), (3610, 94826), (5578, 61370), (6137, 55780), (6460, 52991), (7220, 47413), (11156, 30685), (12274, 27890), (13945, 24548)]