442787940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{7477}}^1$

素因数の和:7546

約数の個数: 144

約数和(自身を含む): 1567867392

約数和(自身を除く): 1125079452

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 47, 60, 63, 70, 84, 90, 94, 105, 126, 140, 141, 180, 188, 210, 235, 252, 282, 315, 329, 420, 423, 470, 564, 630, 658, 705, 846, 940, 987, 1260, 1316, 1410, 1645, 1692, 1974, 2115, 2820, 2961, 3290, 3948, 4230, 4935, 5922, 6580, 7477, 8460, 9870, 11844, 14805, 14954, 19740, 22431, 29610, 29908, 37385, 44862, 52339, 59220, 67293, 74770, 89724, 104678, 112155, 134586, 149540, 157017, 209356, 224310, 261695, 269172, 314034, 336465, 351419, 448620, 471051, 523390, 628068, 672930, 702838, 785085, 942102, 1046780, 1054257, 1345860, 1405676, 1570170, 1757095, 1884204, 2108514, 2355255, 2459933, 3140340, 3162771, 3514190, 4217028, 4710510, 4919866, 5271285, 6325542, 7028380, 7379799, 9421020, 9839732, 10542570, 12299665, 12651084, 14759598, 15813855, 21085140, 22139397, 24599330, 29519196, 31627710, 36898995, 44278794, 49198660, 63255420, 73797990, 88557588, 110696985, 147595980, 221393970, 442787940]

約数ペア:

[(1, 442787940), (2, 221393970), (3, 147595980), (4, 110696985), (5, 88557588), (6, 73797990), (7, 63255420), (9, 49198660), (10, 44278794), (12, 36898995), (14, 31627710), (15, 29519196), (18, 24599330), (20, 22139397), (21, 21085140), (28, 15813855), (30, 14759598), (35, 12651084), (36, 12299665), (42, 10542570), (45, 9839732), (47, 9421020), (60, 7379799), (63, 7028380), (70, 6325542), (84, 5271285), (90, 4919866), (94, 4710510), (105, 4217028), (126, 3514190), (140, 3162771), (141, 3140340), (180, 2459933), (188, 2355255), (210, 2108514), (235, 1884204), (252, 1757095), (282, 1570170), (315, 1405676), (329, 1345860), (420, 1054257), (423, 1046780), (470, 942102), (564, 785085), (630, 702838), (658, 672930), (705, 628068), (846, 523390), (940, 471051), (987, 448620), (1260, 351419), (1316, 336465), (1410, 314034), (1645, 269172), (1692, 261695), (1974, 224310), (2115, 209356), (2820, 157017), (2961, 149540), (3290, 134586), (3948, 112155), (4230, 104678), (4935, 89724), (5922, 74770), (6580, 67293), (7477, 59220), (8460, 52339), (9870, 44862), (11844, 37385), (14805, 29908), (14954, 29610), (19740, 22431)]