2991450

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1$

素因数の和:77

約数の個数: 144

約数和(自身を含む): 9669024

約数和(自身を除く): 6677574

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 25, 30, 33, 35, 37, 42, 49, 50, 55, 66, 70, 74, 75, 77, 98, 105, 110, 111, 147, 150, 154, 165, 175, 185, 210, 222, 231, 245, 259, 275, 294, 330, 350, 370, 385, 407, 462, 490, 518, 525, 539, 550, 555, 735, 770, 777, 814, 825, 925, 1050, 1078, 1110, 1155, 1221, 1225, 1295, 1470, 1554, 1617, 1650, 1813, 1850, 1925, 2035, 2310, 2442, 2450, 2590, 2695, 2775, 2849, 3234, 3626, 3675, 3850, 3885, 4070, 5390, 5439, 5550, 5698, 5775, 6105, 6475, 7350, 7770, 8085, 8547, 9065, 10175, 10878, 11550, 12210, 12950, 13475, 14245, 16170, 17094, 18130, 19425, 19943, 20350, 26950, 27195, 28490, 30525, 38850, 39886, 40425, 42735, 45325, 54390, 59829, 61050, 71225, 80850, 85470, 90650, 99715, 119658, 135975, 142450, 199430, 213675, 271950, 299145, 427350, 498575, 598290, 997150, 1495725, 2991450]

約数ペア:

[(1, 2991450), (2, 1495725), (3, 997150), (5, 598290), (6, 498575), (7, 427350), (10, 299145), (11, 271950), (14, 213675), (15, 199430), (21, 142450), (22, 135975), (25, 119658), (30, 99715), (33, 90650), (35, 85470), (37, 80850), (42, 71225), (49, 61050), (50, 59829), (55, 54390), (66, 45325), (70, 42735), (74, 40425), (75, 39886), (77, 38850), (98, 30525), (105, 28490), (110, 27195), (111, 26950), (147, 20350), (150, 19943), (154, 19425), (165, 18130), (175, 17094), (185, 16170), (210, 14245), (222, 13475), (231, 12950), (245, 12210), (259, 11550), (275, 10878), (294, 10175), (330, 9065), (350, 8547), (370, 8085), (385, 7770), (407, 7350), (462, 6475), (490, 6105), (518, 5775), (525, 5698), (539, 5550), (550, 5439), (555, 5390), (735, 4070), (770, 3885), (777, 3850), (814, 3675), (825, 3626), (925, 3234), (1050, 2849), (1078, 2775), (1110, 2695), (1155, 2590), (1221, 2450), (1225, 2442), (1295, 2310), (1470, 2035), (1554, 1925), (1617, 1850), (1650, 1813)]