57857940

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{977}}^1$

素因数の和:1046

約数の個数: 144

約数和(自身を含む): 205051392

約数和(自身を除く): 147193452

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, 977, 987, 1260, 1316, 1410, 1645, 1692, 1954, 1974, 2115, 2820, 2931, 2961, 3290, 3908, 3948, 4230, 4885, 4935, 5862, 5922, 6580, 6839, 8460, 8793, 9770, 9870, 11724, 11844, 13678, 14655, 14805, 17586, 19540, 19740, 20517, 27356, 29310, 29610, 34195, 35172, 41034, 43965, 45919, 58620, 59220, 61551, 68390, 82068, 87930, 91838, 102585, 123102, 136780, 137757, 175860, 183676, 205170, 229595, 246204, 275514, 307755, 321433, 410340, 413271, 459190, 551028, 615510, 642866, 688785, 826542, 918380, 964299, 1231020, 1285732, 1377570, 1607165, 1653084, 1928598, 2066355, 2755140, 2892897, 3214330, 3857196, 4132710, 4821495, 5785794, 6428660, 8265420, 9642990, 11571588, 14464485, 19285980, 28928970, 57857940]

約数ペア:

[(1, 57857940), (2, 28928970), (3, 19285980), (4, 14464485), (5, 11571588), (6, 9642990), (7, 8265420), (9, 6428660), (10, 5785794), (12, 4821495), (14, 4132710), (15, 3857196), (18, 3214330), (20, 2892897), (21, 2755140), (28, 2066355), (30, 1928598), (35, 1653084), (36, 1607165), (42, 1377570), (45, 1285732), (47, 1231020), (60, 964299), (63, 918380), (70, 826542), (84, 688785), (90, 642866), (94, 615510), (105, 551028), (126, 459190), (140, 413271), (141, 410340), (180, 321433), (188, 307755), (210, 275514), (235, 246204), (252, 229595), (282, 205170), (315, 183676), (329, 175860), (420, 137757), (423, 136780), (470, 123102), (564, 102585), (630, 91838), (658, 87930), (705, 82068), (846, 68390), (940, 61551), (977, 59220), (987, 58620), (1260, 45919), (1316, 43965), (1410, 41034), (1645, 35172), (1692, 34195), (1954, 29610), (1974, 29310), (2115, 27356), (2820, 20517), (2931, 19740), (2961, 19540), (3290, 17586), (3908, 14805), (3948, 14655), (4230, 13678), (4885, 11844), (4935, 11724), (5862, 9870), (5922, 9770), (6580, 8793), (6839, 8460)]