489699996

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{251}}^1$

素因数の和:519

約数の個数: 96

約数和(自身を含む): 1241856000

約数和(自身を除く): 752156004

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 43, 57, 76, 86, 114, 129, 172, 199, 228, 251, 258, 398, 502, 516, 597, 753, 796, 817, 1004, 1194, 1506, 1634, 2388, 2451, 3012, 3268, 3781, 4769, 4902, 7562, 8557, 9538, 9804, 10793, 11343, 14307, 15124, 17114, 19076, 21586, 22686, 25671, 28614, 32379, 34228, 43172, 45372, 49949, 51342, 57228, 64758, 99898, 102684, 129516, 149847, 162583, 199796, 205067, 299694, 325166, 410134, 487749, 599388, 615201, 650332, 820268, 949031, 975498, 1230402, 1898062, 1950996, 2147807, 2460804, 2847093, 3796124, 4295614, 5694186, 6443421, 8591228, 11388372, 12886842, 25773684, 40808333, 81616666, 122424999, 163233332, 244849998, 489699996]

約数ペア:

[(1, 489699996), (2, 244849998), (3, 163233332), (4, 122424999), (6, 81616666), (12, 40808333), (19, 25773684), (38, 12886842), (43, 11388372), (57, 8591228), (76, 6443421), (86, 5694186), (114, 4295614), (129, 3796124), (172, 2847093), (199, 2460804), (228, 2147807), (251, 1950996), (258, 1898062), (398, 1230402), (502, 975498), (516, 949031), (597, 820268), (753, 650332), (796, 615201), (817, 599388), (1004, 487749), (1194, 410134), (1506, 325166), (1634, 299694), (2388, 205067), (2451, 199796), (3012, 162583), (3268, 149847), (3781, 129516), (4769, 102684), (4902, 99898), (7562, 64758), (8557, 57228), (9538, 51342), (9804, 49949), (10793, 45372), (11343, 43172), (14307, 34228), (15124, 32379), (17114, 28614), (19076, 25671), (21586, 22686)]