64386972

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{557}}^1$

素因数の和:612

約数の個数: 108

約数和(自身を含む): 185847480

約数和(自身を除く): 121460508

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 36, 38, 39, 52, 57, 76, 78, 114, 117, 156, 169, 171, 228, 234, 247, 338, 342, 468, 494, 507, 557, 676, 684, 741, 988, 1014, 1114, 1482, 1521, 1671, 2028, 2223, 2228, 2964, 3042, 3211, 3342, 4446, 5013, 6084, 6422, 6684, 7241, 8892, 9633, 10026, 10583, 12844, 14482, 19266, 20052, 21166, 21723, 28899, 28964, 31749, 38532, 42332, 43446, 57798, 63498, 65169, 86892, 94133, 95247, 115596, 126996, 130338, 137579, 188266, 190494, 260676, 275158, 282399, 376532, 380988, 412737, 550316, 564798, 825474, 847197, 1129596, 1238211, 1650948, 1694394, 1788527, 2476422, 3388788, 3577054, 4952844, 5365581, 7154108, 10731162, 16096743, 21462324, 32193486, 64386972]

約数ペア:

[(1, 64386972), (2, 32193486), (3, 21462324), (4, 16096743), (6, 10731162), (9, 7154108), (12, 5365581), (13, 4952844), (18, 3577054), (19, 3388788), (26, 2476422), (36, 1788527), (38, 1694394), (39, 1650948), (52, 1238211), (57, 1129596), (76, 847197), (78, 825474), (114, 564798), (117, 550316), (156, 412737), (169, 380988), (171, 376532), (228, 282399), (234, 275158), (247, 260676), (338, 190494), (342, 188266), (468, 137579), (494, 130338), (507, 126996), (557, 115596), (676, 95247), (684, 94133), (741, 86892), (988, 65169), (1014, 63498), (1114, 57798), (1482, 43446), (1521, 42332), (1671, 38532), (2028, 31749), (2223, 28964), (2228, 28899), (2964, 21723), (3042, 21166), (3211, 20052), (3342, 19266), (4446, 14482), (5013, 12844), (6084, 10583), (6422, 10026), (6684, 9633), (7241, 8892)]