640569342

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{9923}}^1$

素因数の和:10017

約数の個数: 64

約数和(自身を含む): 1543380480

約数和(自身を除く): 902811138

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 53, 58, 87, 106, 159, 174, 203, 318, 371, 406, 609, 742, 1113, 1218, 1537, 2226, 3074, 4611, 9222, 9923, 10759, 19846, 21518, 29769, 32277, 59538, 64554, 69461, 138922, 208383, 287767, 416766, 525919, 575534, 863301, 1051838, 1577757, 1726602, 2014369, 3155514, 3681433, 4028738, 6043107, 7362866, 11044299, 12086214, 15251651, 22088598, 30503302, 45754953, 91509906, 106761557, 213523114, 320284671, 640569342]

約数ペア:

[(1, 640569342), (2, 320284671), (3, 213523114), (6, 106761557), (7, 91509906), (14, 45754953), (21, 30503302), (29, 22088598), (42, 15251651), (53, 12086214), (58, 11044299), (87, 7362866), (106, 6043107), (159, 4028738), (174, 3681433), (203, 3155514), (318, 2014369), (371, 1726602), (406, 1577757), (609, 1051838), (742, 863301), (1113, 575534), (1218, 525919), (1537, 416766), (2226, 287767), (3074, 208383), (4611, 138922), (9222, 69461), (9923, 64554), (10759, 59538), (19846, 32277), (21518, 29769)]