320032684

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{311}}^1\times {\mathrm{409}}^1$

素因数の和:778

約数の個数: 48

約数和(自身を含む): 612480960

約数和(自身を除く): 292448276

約数列:

[1, 2, 4, 17, 34, 37, 68, 74, 148, 311, 409, 622, 629, 818, 1244, 1258, 1636, 2516, 5287, 6953, 10574, 11507, 13906, 15133, 21148, 23014, 27812, 30266, 46028, 60532, 127199, 195619, 254398, 257261, 391238, 508796, 514522, 782476, 1029044, 2162383, 4324766, 4706363, 8649532, 9412726, 18825452, 80008171, 160016342, 320032684]

約数ペア:

[(1, 320032684), (2, 160016342), (4, 80008171), (17, 18825452), (34, 9412726), (37, 8649532), (68, 4706363), (74, 4324766), (148, 2162383), (311, 1029044), (409, 782476), (622, 514522), (629, 508796), (818, 391238), (1244, 257261), (1258, 254398), (1636, 195619), (2516, 127199), (5287, 60532), (6953, 46028), (10574, 30266), (11507, 27812), (13906, 23014), (15133, 21148)]