257034180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{1439}}^1$

素因数の和:1693

約数の個数: 96

約数和(自身を含む): 778982400

約数和(自身を除く): 521948220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 229, 260, 390, 458, 687, 780, 916, 1145, 1374, 1439, 2290, 2748, 2878, 2977, 3435, 4317, 4580, 5756, 5954, 6870, 7195, 8634, 8931, 11908, 13740, 14390, 14885, 17268, 17862, 18707, 21585, 28780, 29770, 35724, 37414, 43170, 44655, 56121, 59540, 74828, 86340, 89310, 93535, 112242, 178620, 187070, 224484, 280605, 329531, 374140, 561210, 659062, 988593, 1122420, 1318124, 1647655, 1977186, 3295310, 3954372, 4283903, 4942965, 6590620, 8567806, 9885930, 12851709, 17135612, 19771860, 21419515, 25703418, 42839030, 51406836, 64258545, 85678060, 128517090, 257034180]

約数ペア:

[(1, 257034180), (2, 128517090), (3, 85678060), (4, 64258545), (5, 51406836), (6, 42839030), (10, 25703418), (12, 21419515), (13, 19771860), (15, 17135612), (20, 12851709), (26, 9885930), (30, 8567806), (39, 6590620), (52, 4942965), (60, 4283903), (65, 3954372), (78, 3295310), (130, 1977186), (156, 1647655), (195, 1318124), (229, 1122420), (260, 988593), (390, 659062), (458, 561210), (687, 374140), (780, 329531), (916, 280605), (1145, 224484), (1374, 187070), (1439, 178620), (2290, 112242), (2748, 93535), (2878, 89310), (2977, 86340), (3435, 74828), (4317, 59540), (4580, 56121), (5756, 44655), (5954, 43170), (6870, 37414), (7195, 35724), (8634, 29770), (8931, 28780), (11908, 21585), (13740, 18707), (14390, 17862), (14885, 17268)]