211286280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2069}}^1$

素因数の和:2143

約数の個数: 128

約数和(自身を含む): 679622400

約数和(自身を除く): 468336120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 37, 40, 46, 60, 69, 74, 92, 111, 115, 120, 138, 148, 184, 185, 222, 230, 276, 296, 345, 370, 444, 460, 552, 555, 690, 740, 851, 888, 920, 1110, 1380, 1480, 1702, 2069, 2220, 2553, 2760, 3404, 4138, 4255, 4440, 5106, 6207, 6808, 8276, 8510, 10212, 10345, 12414, 12765, 16552, 17020, 20424, 20690, 24828, 25530, 31035, 34040, 41380, 47587, 49656, 51060, 62070, 76553, 82760, 95174, 102120, 124140, 142761, 153106, 190348, 229659, 237935, 248280, 285522, 306212, 380696, 382765, 459318, 475870, 571044, 612424, 713805, 765530, 918636, 951740, 1142088, 1148295, 1427610, 1531060, 1760719, 1837272, 1903480, 2296590, 2855220, 3062120, 3521438, 4593180, 5282157, 5710440, 7042876, 8803595, 9186360, 10564314, 14085752, 17607190, 21128628, 26410785, 35214380, 42257256, 52821570, 70428760, 105643140, 211286280]

約数ペア:

[(1, 211286280), (2, 105643140), (3, 70428760), (4, 52821570), (5, 42257256), (6, 35214380), (8, 26410785), (10, 21128628), (12, 17607190), (15, 14085752), (20, 10564314), (23, 9186360), (24, 8803595), (30, 7042876), (37, 5710440), (40, 5282157), (46, 4593180), (60, 3521438), (69, 3062120), (74, 2855220), (92, 2296590), (111, 1903480), (115, 1837272), (120, 1760719), (138, 1531060), (148, 1427610), (184, 1148295), (185, 1142088), (222, 951740), (230, 918636), (276, 765530), (296, 713805), (345, 612424), (370, 571044), (444, 475870), (460, 459318), (552, 382765), (555, 380696), (690, 306212), (740, 285522), (851, 248280), (888, 237935), (920, 229659), (1110, 190348), (1380, 153106), (1480, 142761), (1702, 124140), (2069, 102120), (2220, 95174), (2553, 82760), (2760, 76553), (3404, 62070), (4138, 51060), (4255, 49656), (4440, 47587), (5106, 41380), (6207, 34040), (6808, 31035), (8276, 25530), (8510, 24828), (10212, 20690), (10345, 20424), (12414, 17020), (12765, 16552)]