156798468

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{509}}^1$

素因数の和:761

約数の個数: 72

約数和(自身を含む): 408408000

約数和(自身を除く): 251609532

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 199, 258, 387, 398, 509, 516, 597, 774, 796, 1018, 1194, 1527, 1548, 1791, 2036, 2388, 3054, 3582, 4581, 6108, 7164, 8557, 9162, 17114, 18324, 21887, 25671, 34228, 43774, 51342, 65661, 77013, 87548, 101291, 102684, 131322, 154026, 196983, 202582, 262644, 303873, 308052, 393966, 405164, 607746, 787932, 911619, 1215492, 1823238, 3646476, 4355513, 8711026, 13066539, 17422052, 26133078, 39199617, 52266156, 78399234, 156798468]

約数ペア:

[(1, 156798468), (2, 78399234), (3, 52266156), (4, 39199617), (6, 26133078), (9, 17422052), (12, 13066539), (18, 8711026), (36, 4355513), (43, 3646476), (86, 1823238), (129, 1215492), (172, 911619), (199, 787932), (258, 607746), (387, 405164), (398, 393966), (509, 308052), (516, 303873), (597, 262644), (774, 202582), (796, 196983), (1018, 154026), (1194, 131322), (1527, 102684), (1548, 101291), (1791, 87548), (2036, 77013), (2388, 65661), (3054, 51342), (3582, 43774), (4581, 34228), (6108, 25671), (7164, 21887), (8557, 18324), (9162, 17114)]