156738890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:204

約数の個数: 128

約数和(自身を含む): 370262016

約数和(自身を除く): 213523126

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 47, 55, 61, 70, 71, 77, 94, 110, 122, 142, 154, 235, 305, 329, 355, 385, 427, 470, 497, 517, 610, 658, 671, 710, 770, 781, 854, 994, 1034, 1342, 1562, 1645, 2135, 2485, 2585, 2867, 3290, 3337, 3355, 3619, 3905, 4270, 4331, 4697, 4970, 5170, 5467, 5734, 6674, 6710, 7238, 7810, 8662, 9394, 10934, 14335, 16685, 18095, 20069, 21655, 23359, 23485, 27335, 28670, 30317, 31537, 33370, 36190, 36707, 40138, 43310, 46718, 46970, 47641, 54670, 60634, 63074, 73414, 95282, 100345, 116795, 151585, 157685, 183535, 200690, 203557, 220759, 233590, 238205, 256949, 303170, 315370, 333487, 367070, 407114, 441518, 476410, 513898, 666974, 1017785, 1103795, 1284745, 1424899, 1667435, 2035570, 2207590, 2239127, 2569490, 2849798, 3334870, 4478254, 7124495, 11195635, 14248990, 15673889, 22391270, 31347778, 78369445, 156738890]

約数ペア:

[(1, 156738890), (2, 78369445), (5, 31347778), (7, 22391270), (10, 15673889), (11, 14248990), (14, 11195635), (22, 7124495), (35, 4478254), (47, 3334870), (55, 2849798), (61, 2569490), (70, 2239127), (71, 2207590), (77, 2035570), (94, 1667435), (110, 1424899), (122, 1284745), (142, 1103795), (154, 1017785), (235, 666974), (305, 513898), (329, 476410), (355, 441518), (385, 407114), (427, 367070), (470, 333487), (497, 315370), (517, 303170), (610, 256949), (658, 238205), (671, 233590), (710, 220759), (770, 203557), (781, 200690), (854, 183535), (994, 157685), (1034, 151585), (1342, 116795), (1562, 100345), (1645, 95282), (2135, 73414), (2485, 63074), (2585, 60634), (2867, 54670), (3290, 47641), (3337, 46970), (3355, 46718), (3619, 43310), (3905, 40138), (4270, 36707), (4331, 36190), (4697, 33370), (4970, 31537), (5170, 30317), (5467, 28670), (5734, 27335), (6674, 23485), (6710, 23359), (7238, 21655), (7810, 20069), (8662, 18095), (9394, 16685), (10934, 14335)]