311043180

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{2251}}^1$

素因数の和:2324

約数の個数: 144

約数和(自身を含む): 1035127296

約数和(自身を除く): 724084116

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 49, 60, 70, 84, 94, 98, 105, 140, 141, 147, 188, 196, 210, 235, 245, 282, 294, 329, 420, 470, 490, 564, 588, 658, 705, 735, 940, 980, 987, 1316, 1410, 1470, 1645, 1974, 2251, 2303, 2820, 2940, 3290, 3948, 4502, 4606, 4935, 6580, 6753, 6909, 9004, 9212, 9870, 11255, 11515, 13506, 13818, 15757, 19740, 22510, 23030, 27012, 27636, 31514, 33765, 34545, 45020, 46060, 47271, 63028, 67530, 69090, 78785, 94542, 105797, 110299, 135060, 138180, 157570, 189084, 211594, 220598, 236355, 315140, 317391, 330897, 423188, 441196, 472710, 528985, 551495, 634782, 661794, 740579, 945420, 1057970, 1102990, 1269564, 1323588, 1481158, 1586955, 1654485, 2115940, 2205980, 2221737, 2962316, 3173910, 3308970, 3702895, 4443474, 5184053, 6347820, 6617940, 7405790, 8886948, 10368106, 11108685, 14811580, 15552159, 20736212, 22217370, 25920265, 31104318, 44434740, 51840530, 62208636, 77760795, 103681060, 155521590, 311043180]

約数ペア:

[(1, 311043180), (2, 155521590), (3, 103681060), (4, 77760795), (5, 62208636), (6, 51840530), (7, 44434740), (10, 31104318), (12, 25920265), (14, 22217370), (15, 20736212), (20, 15552159), (21, 14811580), (28, 11108685), (30, 10368106), (35, 8886948), (42, 7405790), (47, 6617940), (49, 6347820), (60, 5184053), (70, 4443474), (84, 3702895), (94, 3308970), (98, 3173910), (105, 2962316), (140, 2221737), (141, 2205980), (147, 2115940), (188, 1654485), (196, 1586955), (210, 1481158), (235, 1323588), (245, 1269564), (282, 1102990), (294, 1057970), (329, 945420), (420, 740579), (470, 661794), (490, 634782), (564, 551495), (588, 528985), (658, 472710), (705, 441196), (735, 423188), (940, 330897), (980, 317391), (987, 315140), (1316, 236355), (1410, 220598), (1470, 211594), (1645, 189084), (1974, 157570), (2251, 138180), (2303, 135060), (2820, 110299), (2940, 105797), (3290, 94542), (3948, 78785), (4502, 69090), (4606, 67530), (4935, 63028), (6580, 47271), (6753, 46060), (6909, 45020), (9004, 34545), (9212, 33765), (9870, 31514), (11255, 27636), (11515, 27012), (13506, 23030), (13818, 22510), (15757, 19740)]