51156210

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:208

約数の個数: 128

約数和(自身を含む): 147308544

約数和(自身を除く): 96152334

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 47, 70, 71, 73, 94, 105, 141, 142, 146, 210, 213, 219, 235, 282, 329, 355, 365, 426, 438, 470, 497, 511, 658, 705, 710, 730, 987, 994, 1022, 1065, 1095, 1410, 1491, 1533, 1645, 1974, 2130, 2190, 2485, 2555, 2982, 3066, 3290, 3337, 3431, 4935, 4970, 5110, 5183, 6674, 6862, 7455, 7665, 9870, 10011, 10293, 10366, 14910, 15330, 15549, 16685, 17155, 20022, 20586, 23359, 24017, 25915, 31098, 33370, 34310, 36281, 46718, 48034, 50055, 51465, 51830, 70077, 72051, 72562, 77745, 100110, 102930, 108843, 116795, 120085, 140154, 144102, 155490, 181405, 217686, 233590, 240170, 243601, 350385, 360255, 362810, 487202, 544215, 700770, 720510, 730803, 1088430, 1218005, 1461606, 1705207, 2436010, 3410414, 3654015, 5115621, 7308030, 8526035, 10231242, 17052070, 25578105, 51156210]

約数ペア:

[(1, 51156210), (2, 25578105), (3, 17052070), (5, 10231242), (6, 8526035), (7, 7308030), (10, 5115621), (14, 3654015), (15, 3410414), (21, 2436010), (30, 1705207), (35, 1461606), (42, 1218005), (47, 1088430), (70, 730803), (71, 720510), (73, 700770), (94, 544215), (105, 487202), (141, 362810), (142, 360255), (146, 350385), (210, 243601), (213, 240170), (219, 233590), (235, 217686), (282, 181405), (329, 155490), (355, 144102), (365, 140154), (426, 120085), (438, 116795), (470, 108843), (497, 102930), (511, 100110), (658, 77745), (705, 72562), (710, 72051), (730, 70077), (987, 51830), (994, 51465), (1022, 50055), (1065, 48034), (1095, 46718), (1410, 36281), (1491, 34310), (1533, 33370), (1645, 31098), (1974, 25915), (2130, 24017), (2190, 23359), (2485, 20586), (2555, 20022), (2982, 17155), (3066, 16685), (3290, 15549), (3337, 15330), (3431, 14910), (4935, 10366), (4970, 10293), (5110, 10011), (5183, 9870), (6674, 7665), (6862, 7455)]