7680660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1$

素因数の和:297

約数の個数: 96

約数和(自身を含む): 23802240

約数和(自身を除く): 16121580

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 43, 52, 60, 65, 78, 86, 129, 130, 156, 172, 195, 215, 229, 258, 260, 390, 430, 458, 516, 559, 645, 687, 780, 860, 916, 1118, 1145, 1290, 1374, 1677, 2236, 2290, 2580, 2748, 2795, 2977, 3354, 3435, 4580, 5590, 5954, 6708, 6870, 8385, 8931, 9847, 11180, 11908, 13740, 14885, 16770, 17862, 19694, 29541, 29770, 33540, 35724, 39388, 44655, 49235, 59082, 59540, 89310, 98470, 118164, 128011, 147705, 178620, 196940, 256022, 295410, 384033, 512044, 590820, 640055, 768066, 1280110, 1536132, 1920165, 2560220, 3840330, 7680660]

約数ペア:

[(1, 7680660), (2, 3840330), (3, 2560220), (4, 1920165), (5, 1536132), (6, 1280110), (10, 768066), (12, 640055), (13, 590820), (15, 512044), (20, 384033), (26, 295410), (30, 256022), (39, 196940), (43, 178620), (52, 147705), (60, 128011), (65, 118164), (78, 98470), (86, 89310), (129, 59540), (130, 59082), (156, 49235), (172, 44655), (195, 39388), (215, 35724), (229, 33540), (258, 29770), (260, 29541), (390, 19694), (430, 17862), (458, 16770), (516, 14885), (559, 13740), (645, 11908), (687, 11180), (780, 9847), (860, 8931), (916, 8385), (1118, 6870), (1145, 6708), (1290, 5954), (1374, 5590), (1677, 4580), (2236, 3435), (2290, 3354), (2580, 2977), (2748, 2795)]