251874564

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1117}}^1$

素因数の和:1209

約数の個数: 96

約数和(自身を含む): 661140480

約数和(自身を除く): 409265916

約数列:

[1, 2, 3, 4, 6, 12, 19, 23, 38, 43, 46, 57, 69, 76, 86, 92, 114, 129, 138, 172, 228, 258, 276, 437, 516, 817, 874, 989, 1117, 1311, 1634, 1748, 1978, 2234, 2451, 2622, 2967, 3268, 3351, 3956, 4468, 4902, 5244, 5934, 6702, 9804, 11868, 13404, 18791, 21223, 25691, 37582, 42446, 48031, 51382, 56373, 63669, 75164, 77073, 84892, 96062, 102764, 112746, 127338, 144093, 154146, 192124, 225492, 254676, 288186, 308292, 488129, 576372, 912589, 976258, 1104713, 1464387, 1825178, 1952516, 2209426, 2737767, 2928774, 3314139, 3650356, 4418852, 5475534, 5857548, 6628278, 10951068, 13256556, 20989547, 41979094, 62968641, 83958188, 125937282, 251874564]

約数ペア:

[(1, 251874564), (2, 125937282), (3, 83958188), (4, 62968641), (6, 41979094), (12, 20989547), (19, 13256556), (23, 10951068), (38, 6628278), (43, 5857548), (46, 5475534), (57, 4418852), (69, 3650356), (76, 3314139), (86, 2928774), (92, 2737767), (114, 2209426), (129, 1952516), (138, 1825178), (172, 1464387), (228, 1104713), (258, 976258), (276, 912589), (437, 576372), (516, 488129), (817, 308292), (874, 288186), (989, 254676), (1117, 225492), (1311, 192124), (1634, 154146), (1748, 144093), (1978, 127338), (2234, 112746), (2451, 102764), (2622, 96062), (2967, 84892), (3268, 77073), (3351, 75164), (3956, 63669), (4468, 56373), (4902, 51382), (5244, 48031), (5934, 42446), (6702, 37582), (9804, 25691), (11868, 21223), (13404, 18791)]