203249060

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{157}}^1\times {\mathrm{1321}}^1$

素因数の和:1501

約数の個数: 72

約数和(自身を含む): 500049144

約数和(自身を除く): 296800084

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 157, 196, 245, 314, 490, 628, 785, 980, 1099, 1321, 1570, 2198, 2642, 3140, 4396, 5284, 5495, 6605, 7693, 9247, 10990, 13210, 15386, 18494, 21980, 26420, 30772, 36988, 38465, 46235, 64729, 76930, 92470, 129458, 153860, 184940, 207397, 258916, 323645, 414794, 647290, 829588, 1036985, 1294580, 1451779, 2073970, 2903558, 4147940, 5807116, 7258895, 10162453, 14517790, 20324906, 29035580, 40649812, 50812265, 101624530, 203249060]

約数ペア:

[(1, 203249060), (2, 101624530), (4, 50812265), (5, 40649812), (7, 29035580), (10, 20324906), (14, 14517790), (20, 10162453), (28, 7258895), (35, 5807116), (49, 4147940), (70, 2903558), (98, 2073970), (140, 1451779), (157, 1294580), (196, 1036985), (245, 829588), (314, 647290), (490, 414794), (628, 323645), (785, 258916), (980, 207397), (1099, 184940), (1321, 153860), (1570, 129458), (2198, 92470), (2642, 76930), (3140, 64729), (4396, 46235), (5284, 38465), (5495, 36988), (6605, 30772), (7693, 26420), (9247, 21980), (10990, 18494), (13210, 15386)]