247051140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{4943}}^1$

素因数の和:4986

約数の個数: 144

約数和(自身を含む): 852187392

約数和(自身を除く): 605136252

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 42, 49, 51, 60, 68, 70, 84, 85, 98, 102, 105, 119, 140, 147, 170, 196, 204, 210, 238, 245, 255, 294, 340, 357, 420, 476, 490, 510, 588, 595, 714, 735, 833, 980, 1020, 1190, 1428, 1470, 1666, 1785, 2380, 2499, 2940, 3332, 3570, 4165, 4943, 4998, 7140, 8330, 9886, 9996, 12495, 14829, 16660, 19772, 24715, 24990, 29658, 34601, 49430, 49980, 59316, 69202, 74145, 84031, 98860, 103803, 138404, 148290, 168062, 173005, 207606, 242207, 252093, 296580, 336124, 346010, 415212, 420155, 484414, 504186, 519015, 588217, 692020, 726621, 840310, 968828, 1008372, 1038030, 1176434, 1211035, 1260465, 1453242, 1680620, 1764651, 2076060, 2352868, 2422070, 2520930, 2906484, 2941085, 3529302, 3633105, 4117519, 4844140, 5041860, 5882170, 7058604, 7266210, 8235038, 8823255, 11764340, 12352557, 14532420, 16470076, 17646510, 20587595, 24705114, 35293020, 41175190, 49410228, 61762785, 82350380, 123525570, 247051140]

約数ペア:

[(1, 247051140), (2, 123525570), (3, 82350380), (4, 61762785), (5, 49410228), (6, 41175190), (7, 35293020), (10, 24705114), (12, 20587595), (14, 17646510), (15, 16470076), (17, 14532420), (20, 12352557), (21, 11764340), (28, 8823255), (30, 8235038), (34, 7266210), (35, 7058604), (42, 5882170), (49, 5041860), (51, 4844140), (60, 4117519), (68, 3633105), (70, 3529302), (84, 2941085), (85, 2906484), (98, 2520930), (102, 2422070), (105, 2352868), (119, 2076060), (140, 1764651), (147, 1680620), (170, 1453242), (196, 1260465), (204, 1211035), (210, 1176434), (238, 1038030), (245, 1008372), (255, 968828), (294, 840310), (340, 726621), (357, 692020), (420, 588217), (476, 519015), (490, 504186), (510, 484414), (588, 420155), (595, 415212), (714, 346010), (735, 336124), (833, 296580), (980, 252093), (1020, 242207), (1190, 207606), (1428, 173005), (1470, 168062), (1666, 148290), (1785, 138404), (2380, 103803), (2499, 98860), (2940, 84031), (3332, 74145), (3570, 69202), (4165, 59316), (4943, 49980), (4998, 49430), (7140, 34601), (8330, 29658), (9886, 24990), (9996, 24715), (12495, 19772), (14829, 16660)]