163216612

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^2$

素因数の和:213

約数の個数: 72

約数和(自身を含む): 338876160

約数和(自身を除く): 175659548

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 52, 62, 73, 76, 124, 146, 247, 292, 403, 494, 589, 806, 949, 988, 1178, 1387, 1612, 1898, 2263, 2356, 2774, 3796, 4526, 5329, 5548, 7657, 9052, 10658, 15314, 18031, 21316, 29419, 30628, 36062, 42997, 58838, 69277, 72124, 85994, 101251, 117676, 138554, 165199, 171988, 202502, 277108, 330398, 405004, 558961, 660796, 1117922, 1316263, 2147587, 2235844, 2632526, 3138781, 4295174, 5265052, 6277562, 8590348, 12555124, 40804153, 81608306, 163216612]

約数ペア:

[(1, 163216612), (2, 81608306), (4, 40804153), (13, 12555124), (19, 8590348), (26, 6277562), (31, 5265052), (38, 4295174), (52, 3138781), (62, 2632526), (73, 2235844), (76, 2147587), (124, 1316263), (146, 1117922), (247, 660796), (292, 558961), (403, 405004), (494, 330398), (589, 277108), (806, 202502), (949, 171988), (988, 165199), (1178, 138554), (1387, 117676), (1612, 101251), (1898, 85994), (2263, 72124), (2356, 69277), (2774, 58838), (3796, 42997), (4526, 36062), (5329, 30628), (5548, 29419), (7657, 21316), (9052, 18031), (10658, 15314)]