64876812

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{491}}^1$

素因数の和:540

約数の個数: 144

約数和(自身を含む): 205207296

約数和(自身を除く): 140330484

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 13, 14, 21, 22, 26, 28, 33, 39, 42, 44, 52, 66, 77, 78, 84, 91, 121, 132, 143, 154, 156, 182, 231, 242, 273, 286, 308, 363, 364, 429, 462, 484, 491, 546, 572, 726, 847, 858, 924, 982, 1001, 1092, 1452, 1473, 1573, 1694, 1716, 1964, 2002, 2541, 2946, 3003, 3146, 3388, 3437, 4004, 4719, 5082, 5401, 5892, 6006, 6292, 6383, 6874, 9438, 10164, 10311, 10802, 11011, 12012, 12766, 13748, 16203, 18876, 19149, 20622, 21604, 22022, 25532, 32406, 33033, 37807, 38298, 41244, 44044, 44681, 59411, 64812, 66066, 70213, 75614, 76596, 89362, 113421, 118822, 132132, 134043, 140426, 151228, 178233, 178724, 210639, 226842, 237644, 268086, 280852, 356466, 415877, 421278, 453684, 491491, 536172, 712932, 772343, 831754, 842556, 982982, 1247631, 1474473, 1544686, 1663508, 1965964, 2317029, 2495262, 2948946, 3089372, 4634058, 4990524, 5406401, 5897892, 9268116, 10812802, 16219203, 21625604, 32438406, 64876812]

約数ペア:

[(1, 64876812), (2, 32438406), (3, 21625604), (4, 16219203), (6, 10812802), (7, 9268116), (11, 5897892), (12, 5406401), (13, 4990524), (14, 4634058), (21, 3089372), (22, 2948946), (26, 2495262), (28, 2317029), (33, 1965964), (39, 1663508), (42, 1544686), (44, 1474473), (52, 1247631), (66, 982982), (77, 842556), (78, 831754), (84, 772343), (91, 712932), (121, 536172), (132, 491491), (143, 453684), (154, 421278), (156, 415877), (182, 356466), (231, 280852), (242, 268086), (273, 237644), (286, 226842), (308, 210639), (363, 178724), (364, 178233), (429, 151228), (462, 140426), (484, 134043), (491, 132132), (546, 118822), (572, 113421), (726, 89362), (847, 76596), (858, 75614), (924, 70213), (982, 66066), (1001, 64812), (1092, 59411), (1452, 44681), (1473, 44044), (1573, 41244), (1694, 38298), (1716, 37807), (1964, 33033), (2002, 32406), (2541, 25532), (2946, 22022), (3003, 21604), (3146, 20622), (3388, 19149), (3437, 18876), (4004, 16203), (4719, 13748), (5082, 12766), (5401, 12012), (5892, 11011), (6006, 10802), (6292, 10311), (6383, 10164), (6874, 9438)]