1620634548

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{103}}^1\times {\mathrm{349}}^1$

素因数の和:506

約数の個数: 144

約数和(自身を含む): 4380521600

約数和(自身を除く): 2759887052

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 103, 156, 204, 206, 221, 289, 309, 349, 412, 442, 578, 618, 663, 698, 867, 884, 1047, 1156, 1236, 1326, 1339, 1396, 1734, 1751, 2094, 2652, 2678, 3468, 3502, 3757, 4017, 4188, 4537, 5253, 5356, 5933, 7004, 7514, 8034, 9074, 10506, 11271, 11866, 13611, 15028, 16068, 17799, 18148, 21012, 22542, 22763, 23732, 27222, 29767, 35598, 35947, 45084, 45526, 54444, 59534, 68289, 71196, 71894, 77129, 89301, 91052, 100861, 107841, 119068, 136578, 143788, 154258, 178602, 201722, 215682, 231387, 273156, 302583, 308516, 357204, 386971, 403444, 431364, 462774, 467311, 605166, 611099, 773942, 925548, 934622, 1160913, 1210332, 1222198, 1311193, 1401933, 1547884, 1833297, 1869244, 2321826, 2444396, 2622386, 2803866, 3666594, 3933579, 4643652, 5244772, 5607732, 7333188, 7867158, 7944287, 10388683, 15734316, 15888574, 20777366, 23832861, 31166049, 31777148, 41554732, 47665722, 62332098, 95331444, 124664196, 135052879, 270105758, 405158637, 540211516, 810317274, 1620634548]

約数ペア:

[(1, 1620634548), (2, 810317274), (3, 540211516), (4, 405158637), (6, 270105758), (12, 135052879), (13, 124664196), (17, 95331444), (26, 62332098), (34, 47665722), (39, 41554732), (51, 31777148), (52, 31166049), (68, 23832861), (78, 20777366), (102, 15888574), (103, 15734316), (156, 10388683), (204, 7944287), (206, 7867158), (221, 7333188), (289, 5607732), (309, 5244772), (349, 4643652), (412, 3933579), (442, 3666594), (578, 2803866), (618, 2622386), (663, 2444396), (698, 2321826), (867, 1869244), (884, 1833297), (1047, 1547884), (1156, 1401933), (1236, 1311193), (1326, 1222198), (1339, 1210332), (1396, 1160913), (1734, 934622), (1751, 925548), (2094, 773942), (2652, 611099), (2678, 605166), (3468, 467311), (3502, 462774), (3757, 431364), (4017, 403444), (4188, 386971), (4537, 357204), (5253, 308516), (5356, 302583), (5933, 273156), (7004, 231387), (7514, 215682), (8034, 201722), (9074, 178602), (10506, 154258), (11271, 143788), (11866, 136578), (13611, 119068), (15028, 107841), (16068, 100861), (17799, 91052), (18148, 89301), (21012, 77129), (22542, 71894), (22763, 71196), (23732, 68289), (27222, 59534), (29767, 54444), (35598, 45526), (35947, 45084)]