172742988

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{271}}^1\times {\mathrm{439}}^1$

素因数の和:739

約数の個数: 72

約数和(自身を含む): 445688320

約数和(自身を除く): 272945332

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 121, 132, 242, 271, 363, 439, 484, 542, 726, 813, 878, 1084, 1317, 1452, 1626, 1756, 2634, 2981, 3252, 4829, 5268, 5962, 8943, 9658, 11924, 14487, 17886, 19316, 28974, 32791, 35772, 53119, 57948, 65582, 98373, 106238, 118969, 131164, 159357, 196746, 212476, 237938, 318714, 356907, 393492, 475876, 637428, 713814, 1308659, 1427628, 2617318, 3925977, 5234636, 7851954, 14395249, 15703908, 28790498, 43185747, 57580996, 86371494, 172742988]

約数ペア:

[(1, 172742988), (2, 86371494), (3, 57580996), (4, 43185747), (6, 28790498), (11, 15703908), (12, 14395249), (22, 7851954), (33, 5234636), (44, 3925977), (66, 2617318), (121, 1427628), (132, 1308659), (242, 713814), (271, 637428), (363, 475876), (439, 393492), (484, 356907), (542, 318714), (726, 237938), (813, 212476), (878, 196746), (1084, 159357), (1317, 131164), (1452, 118969), (1626, 106238), (1756, 98373), (2634, 65582), (2981, 57948), (3252, 53119), (4829, 35772), (5268, 32791), (5962, 28974), (8943, 19316), (9658, 17886), (11924, 14487)]