206142860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{283}}^1$

素因数の和:364

約数の個数: 144

約数和(自身を含む): 558421248

約数和(自身を除く): 352278388

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 43, 44, 55, 70, 77, 86, 110, 121, 140, 154, 172, 215, 220, 242, 283, 301, 308, 385, 430, 473, 484, 566, 602, 605, 770, 847, 860, 946, 1132, 1204, 1210, 1415, 1505, 1540, 1694, 1892, 1981, 2365, 2420, 2830, 3010, 3113, 3311, 3388, 3962, 4235, 4730, 5203, 5660, 6020, 6226, 6622, 7924, 8470, 9460, 9905, 10406, 12169, 12452, 13244, 15565, 16555, 16940, 19810, 20812, 21791, 24338, 26015, 31130, 33110, 34243, 36421, 39620, 43582, 48676, 52030, 60845, 62260, 66220, 68486, 72842, 85183, 87164, 104060, 108955, 121690, 133859, 136972, 145684, 170366, 171215, 182105, 217910, 239701, 243380, 267718, 340732, 342430, 364210, 425915, 435820, 479402, 535436, 669295, 684860, 728420, 851830, 937013, 958804, 1198505, 1338590, 1472449, 1703660, 1874026, 2397010, 2677180, 2944898, 3748052, 4685065, 4794020, 5889796, 7362245, 9370130, 10307143, 14724490, 18740260, 20614286, 29448980, 41228572, 51535715, 103071430, 206142860]

約数ペア:

[(1, 206142860), (2, 103071430), (4, 51535715), (5, 41228572), (7, 29448980), (10, 20614286), (11, 18740260), (14, 14724490), (20, 10307143), (22, 9370130), (28, 7362245), (35, 5889796), (43, 4794020), (44, 4685065), (55, 3748052), (70, 2944898), (77, 2677180), (86, 2397010), (110, 1874026), (121, 1703660), (140, 1472449), (154, 1338590), (172, 1198505), (215, 958804), (220, 937013), (242, 851830), (283, 728420), (301, 684860), (308, 669295), (385, 535436), (430, 479402), (473, 435820), (484, 425915), (566, 364210), (602, 342430), (605, 340732), (770, 267718), (847, 243380), (860, 239701), (946, 217910), (1132, 182105), (1204, 171215), (1210, 170366), (1415, 145684), (1505, 136972), (1540, 133859), (1694, 121690), (1892, 108955), (1981, 104060), (2365, 87164), (2420, 85183), (2830, 72842), (3010, 68486), (3113, 66220), (3311, 62260), (3388, 60845), (3962, 52030), (4235, 48676), (4730, 43582), (5203, 39620), (5660, 36421), (6020, 34243), (6226, 33110), (6622, 31130), (7924, 26015), (8470, 24338), (9460, 21791), (9905, 20812), (10406, 19810), (12169, 16940), (12452, 16555), (13244, 15565)]