61257456

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{761}}^1$

素因数の和:831

約数の個数: 120

約数和(自身を含む): 189164976

約数和(自身を除く): 127907520

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 43, 48, 52, 72, 78, 86, 104, 117, 129, 144, 156, 172, 208, 234, 258, 312, 344, 387, 468, 516, 559, 624, 688, 761, 774, 936, 1032, 1118, 1522, 1548, 1677, 1872, 2064, 2236, 2283, 3044, 3096, 3354, 4472, 4566, 5031, 6088, 6192, 6708, 6849, 8944, 9132, 9893, 10062, 12176, 13416, 13698, 18264, 19786, 20124, 26832, 27396, 29679, 32723, 36528, 39572, 40248, 54792, 59358, 65446, 79144, 80496, 89037, 98169, 109584, 118716, 130892, 158288, 178074, 196338, 237432, 261784, 294507, 356148, 392676, 425399, 474864, 523568, 589014, 712296, 785352, 850798, 1178028, 1276197, 1424592, 1570704, 1701596, 2356056, 2552394, 3403192, 3828591, 4712112, 5104788, 6806384, 7657182, 10209576, 15314364, 20419152, 30628728, 61257456]

約数ペア:

[(1, 61257456), (2, 30628728), (3, 20419152), (4, 15314364), (6, 10209576), (8, 7657182), (9, 6806384), (12, 5104788), (13, 4712112), (16, 3828591), (18, 3403192), (24, 2552394), (26, 2356056), (36, 1701596), (39, 1570704), (43, 1424592), (48, 1276197), (52, 1178028), (72, 850798), (78, 785352), (86, 712296), (104, 589014), (117, 523568), (129, 474864), (144, 425399), (156, 392676), (172, 356148), (208, 294507), (234, 261784), (258, 237432), (312, 196338), (344, 178074), (387, 158288), (468, 130892), (516, 118716), (559, 109584), (624, 98169), (688, 89037), (761, 80496), (774, 79144), (936, 65446), (1032, 59358), (1118, 54792), (1522, 40248), (1548, 39572), (1677, 36528), (1872, 32723), (2064, 29679), (2236, 27396), (2283, 26832), (3044, 20124), (3096, 19786), (3354, 18264), (4472, 13698), (4566, 13416), (5031, 12176), (6088, 10062), (6192, 9893), (6708, 9132), (6849, 8944)]