42746970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:196

約数の個数: 128

約数和(自身を含む): 123420672

約数和(自身を除く): 80673702

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 47, 61, 70, 71, 94, 105, 122, 141, 142, 183, 210, 213, 235, 282, 305, 329, 355, 366, 426, 427, 470, 497, 610, 658, 705, 710, 854, 915, 987, 994, 1065, 1281, 1410, 1491, 1645, 1830, 1974, 2130, 2135, 2485, 2562, 2867, 2982, 3290, 3337, 4270, 4331, 4935, 4970, 5734, 6405, 6674, 7455, 8601, 8662, 9870, 10011, 12810, 12993, 14335, 14910, 16685, 17202, 20022, 20069, 21655, 23359, 25986, 28670, 30317, 33370, 40138, 43005, 43310, 46718, 50055, 60207, 60634, 64965, 70077, 86010, 90951, 100110, 100345, 116795, 120414, 129930, 140154, 151585, 181902, 200690, 203557, 233590, 301035, 303170, 350385, 407114, 454755, 602070, 610671, 700770, 909510, 1017785, 1221342, 1424899, 2035570, 2849798, 3053355, 4274697, 6106710, 7124495, 8549394, 14248990, 21373485, 42746970]

約数ペア:

[(1, 42746970), (2, 21373485), (3, 14248990), (5, 8549394), (6, 7124495), (7, 6106710), (10, 4274697), (14, 3053355), (15, 2849798), (21, 2035570), (30, 1424899), (35, 1221342), (42, 1017785), (47, 909510), (61, 700770), (70, 610671), (71, 602070), (94, 454755), (105, 407114), (122, 350385), (141, 303170), (142, 301035), (183, 233590), (210, 203557), (213, 200690), (235, 181902), (282, 151585), (305, 140154), (329, 129930), (355, 120414), (366, 116795), (426, 100345), (427, 100110), (470, 90951), (497, 86010), (610, 70077), (658, 64965), (705, 60634), (710, 60207), (854, 50055), (915, 46718), (987, 43310), (994, 43005), (1065, 40138), (1281, 33370), (1410, 30317), (1491, 28670), (1645, 25986), (1830, 23359), (1974, 21655), (2130, 20069), (2135, 20022), (2485, 17202), (2562, 16685), (2867, 14910), (2982, 14335), (3290, 12993), (3337, 12810), (4270, 10011), (4331, 9870), (4935, 8662), (4970, 8601), (5734, 7455), (6405, 6674)]