49871220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{16963}}^1$

素因数の和:16989

約数の個数: 72

約数和(自身を含む): 162447264

約数和(自身を除く): 112576044

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 16963, 33926, 50889, 67852, 84815, 101778, 118741, 169630, 203556, 237482, 254445, 339260, 356223, 474964, 508890, 593705, 712446, 831187, 1017780, 1187410, 1424892, 1662374, 1781115, 2374820, 2493561, 3324748, 3562230, 4155935, 4987122, 7124460, 8311870, 9974244, 12467805, 16623740, 24935610, 49871220]

約数ペア:

[(1, 49871220), (2, 24935610), (3, 16623740), (4, 12467805), (5, 9974244), (6, 8311870), (7, 7124460), (10, 4987122), (12, 4155935), (14, 3562230), (15, 3324748), (20, 2493561), (21, 2374820), (28, 1781115), (30, 1662374), (35, 1424892), (42, 1187410), (49, 1017780), (60, 831187), (70, 712446), (84, 593705), (98, 508890), (105, 474964), (140, 356223), (147, 339260), (196, 254445), (210, 237482), (245, 203556), (294, 169630), (420, 118741), (490, 101778), (588, 84815), (735, 67852), (980, 50889), (1470, 33926), (2940, 16963)]