131139960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{156119}}^1$

素因数の和:156140

約数の個数: 64

約数和(自身を含む): 449625600

約数和(自身を除く): 318485640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 156119, 312238, 468357, 624476, 780595, 936714, 1092833, 1248952, 1561190, 1873428, 2185666, 2341785, 3122380, 3278499, 3746856, 4371332, 4683570, 5464165, 6244760, 6556998, 8742664, 9367140, 10928330, 13113996, 16392495, 18734280, 21856660, 26227992, 32784990, 43713320, 65569980, 131139960]

約数ペア:

[(1, 131139960), (2, 65569980), (3, 43713320), (4, 32784990), (5, 26227992), (6, 21856660), (7, 18734280), (8, 16392495), (10, 13113996), (12, 10928330), (14, 9367140), (15, 8742664), (20, 6556998), (21, 6244760), (24, 5464165), (28, 4683570), (30, 4371332), (35, 3746856), (40, 3278499), (42, 3122380), (56, 2341785), (60, 2185666), (70, 1873428), (84, 1561190), (105, 1248952), (120, 1092833), (140, 936714), (168, 780595), (210, 624476), (280, 468357), (420, 312238), (840, 156119)]