181013820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{971}}^1$

素因数の和:1235

約数の個数: 96

約数和(自身を含む): 548674560

約数和(自身を除く): 367660740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 239, 260, 390, 478, 717, 780, 956, 971, 1195, 1434, 1942, 2390, 2868, 2913, 3107, 3585, 3884, 4780, 4855, 5826, 6214, 7170, 9321, 9710, 11652, 12428, 12623, 14340, 14565, 15535, 18642, 19420, 25246, 29130, 31070, 37284, 37869, 46605, 50492, 58260, 62140, 63115, 75738, 93210, 126230, 151476, 186420, 189345, 232069, 252460, 378690, 464138, 696207, 757380, 928276, 1160345, 1392414, 2320690, 2784828, 3016897, 3481035, 4641380, 6033794, 6962070, 9050691, 12067588, 13924140, 15084485, 18101382, 30168970, 36202764, 45253455, 60337940, 90506910, 181013820]

約数ペア:

[(1, 181013820), (2, 90506910), (3, 60337940), (4, 45253455), (5, 36202764), (6, 30168970), (10, 18101382), (12, 15084485), (13, 13924140), (15, 12067588), (20, 9050691), (26, 6962070), (30, 6033794), (39, 4641380), (52, 3481035), (60, 3016897), (65, 2784828), (78, 2320690), (130, 1392414), (156, 1160345), (195, 928276), (239, 757380), (260, 696207), (390, 464138), (478, 378690), (717, 252460), (780, 232069), (956, 189345), (971, 186420), (1195, 151476), (1434, 126230), (1942, 93210), (2390, 75738), (2868, 63115), (2913, 62140), (3107, 58260), (3585, 50492), (3884, 46605), (4780, 37869), (4855, 37284), (5826, 31070), (6214, 29130), (7170, 25246), (9321, 19420), (9710, 18642), (11652, 15535), (12428, 14565), (12623, 14340)]