208023210

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{509}}^1$

素因数の和:780

約数の個数: 96

約数和(自身を含む): 572832000

約数和(自身を除く): 364808790

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 30, 38, 45, 57, 90, 95, 114, 171, 190, 239, 285, 342, 478, 509, 570, 717, 855, 1018, 1195, 1434, 1527, 1710, 2151, 2390, 2545, 3054, 3585, 4302, 4541, 4581, 5090, 7170, 7635, 9082, 9162, 9671, 10755, 13623, 15270, 19342, 21510, 22705, 22905, 27246, 29013, 40869, 45410, 45810, 48355, 58026, 68115, 81738, 87039, 96710, 121651, 136230, 145065, 174078, 204345, 243302, 290130, 364953, 408690, 435195, 608255, 729906, 870390, 1094859, 1216510, 1824765, 2189718, 2311369, 3649530, 4622738, 5474295, 6934107, 10948590, 11556845, 13868214, 20802321, 23113690, 34670535, 41604642, 69341070, 104011605, 208023210]

約数ペア:

[(1, 208023210), (2, 104011605), (3, 69341070), (5, 41604642), (6, 34670535), (9, 23113690), (10, 20802321), (15, 13868214), (18, 11556845), (19, 10948590), (30, 6934107), (38, 5474295), (45, 4622738), (57, 3649530), (90, 2311369), (95, 2189718), (114, 1824765), (171, 1216510), (190, 1094859), (239, 870390), (285, 729906), (342, 608255), (478, 435195), (509, 408690), (570, 364953), (717, 290130), (855, 243302), (1018, 204345), (1195, 174078), (1434, 145065), (1527, 136230), (1710, 121651), (2151, 96710), (2390, 87039), (2545, 81738), (3054, 68115), (3585, 58026), (4302, 48355), (4541, 45810), (4581, 45410), (5090, 40869), (7170, 29013), (7635, 27246), (9082, 22905), (9162, 22705), (9671, 21510), (10755, 19342), (13623, 15270)]