686822328

素因数分解:

$2^3\times 3^4\times {\mathrm{821}}^1\times {\mathrm{1291}}^1$

素因数の和:2130

約数の個数: 80

約数和(自身を含む): 1927573560

約数和(自身を除く): 1240751232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 821, 1291, 1642, 2463, 2582, 3284, 3873, 4926, 5164, 6568, 7389, 7746, 9852, 10328, 11619, 14778, 15492, 19704, 22167, 23238, 29556, 30984, 34857, 44334, 46476, 59112, 66501, 69714, 88668, 92952, 104571, 133002, 139428, 177336, 209142, 266004, 278856, 418284, 532008, 836568, 1059911, 2119822, 3179733, 4239644, 6359466, 8479288, 9539199, 12718932, 19078398, 25437864, 28617597, 38156796, 57235194, 76313592, 85852791, 114470388, 171705582, 228940776, 343411164, 686822328]

約数ペア:

[(1, 686822328), (2, 343411164), (3, 228940776), (4, 171705582), (6, 114470388), (8, 85852791), (9, 76313592), (12, 57235194), (18, 38156796), (24, 28617597), (27, 25437864), (36, 19078398), (54, 12718932), (72, 9539199), (81, 8479288), (108, 6359466), (162, 4239644), (216, 3179733), (324, 2119822), (648, 1059911), (821, 836568), (1291, 532008), (1642, 418284), (2463, 278856), (2582, 266004), (3284, 209142), (3873, 177336), (4926, 139428), (5164, 133002), (6568, 104571), (7389, 92952), (7746, 88668), (9852, 69714), (10328, 66501), (11619, 59112), (14778, 46476), (15492, 44334), (19704, 34857), (22167, 30984), (23238, 29556)]