272960775

素因数分解:

$3^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{317}}^1$

素因数の和:465

約数の個数: 72

約数和(自身を含む): 507489840

約数和(自身を除く): 234529065

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 75, 89, 129, 215, 225, 267, 317, 387, 445, 645, 801, 951, 1075, 1335, 1585, 1935, 2225, 2853, 3225, 3827, 4005, 4755, 6675, 7925, 9675, 11481, 13631, 14265, 19135, 20025, 23775, 28213, 34443, 40893, 57405, 68155, 71325, 84639, 95675, 122679, 141065, 172215, 204465, 253917, 287025, 340775, 423195, 613395, 705325, 861075, 1022325, 1213159, 1269585, 2115975, 3066975, 3639477, 6065795, 6347925, 10918431, 18197385, 30328975, 54592155, 90986925, 272960775]

約数ペア:

[(1, 272960775), (3, 90986925), (5, 54592155), (9, 30328975), (15, 18197385), (25, 10918431), (43, 6347925), (45, 6065795), (75, 3639477), (89, 3066975), (129, 2115975), (215, 1269585), (225, 1213159), (267, 1022325), (317, 861075), (387, 705325), (445, 613395), (645, 423195), (801, 340775), (951, 287025), (1075, 253917), (1335, 204465), (1585, 172215), (1935, 141065), (2225, 122679), (2853, 95675), (3225, 84639), (3827, 71325), (4005, 68155), (4755, 57405), (6675, 40893), (7925, 34443), (9675, 28213), (11481, 23775), (13631, 20025), (14265, 19135)]