154278840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1031}}^1$

素因数の和:1117

約数の個数: 128

約数和(自身を含む): 490406400

約数和(自身を除く): 336127560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 29, 30, 40, 43, 58, 60, 86, 87, 116, 120, 129, 145, 172, 174, 215, 232, 258, 290, 344, 348, 430, 435, 516, 580, 645, 696, 860, 870, 1031, 1032, 1160, 1247, 1290, 1720, 1740, 2062, 2494, 2580, 3093, 3480, 3741, 4124, 4988, 5155, 5160, 6186, 6235, 7482, 8248, 9976, 10310, 12372, 12470, 14964, 15465, 18705, 20620, 24744, 24940, 29899, 29928, 30930, 37410, 41240, 44333, 49880, 59798, 61860, 74820, 88666, 89697, 119596, 123720, 132999, 149495, 149640, 177332, 179394, 221665, 239192, 265998, 298990, 354664, 358788, 443330, 448485, 531996, 597980, 664995, 717576, 886660, 896970, 1063992, 1195960, 1285657, 1329990, 1773320, 1793940, 2571314, 2659980, 3587880, 3856971, 5142628, 5319960, 6428285, 7713942, 10285256, 12856570, 15427884, 19284855, 25713140, 30855768, 38569710, 51426280, 77139420, 154278840]

約数ペア:

[(1, 154278840), (2, 77139420), (3, 51426280), (4, 38569710), (5, 30855768), (6, 25713140), (8, 19284855), (10, 15427884), (12, 12856570), (15, 10285256), (20, 7713942), (24, 6428285), (29, 5319960), (30, 5142628), (40, 3856971), (43, 3587880), (58, 2659980), (60, 2571314), (86, 1793940), (87, 1773320), (116, 1329990), (120, 1285657), (129, 1195960), (145, 1063992), (172, 896970), (174, 886660), (215, 717576), (232, 664995), (258, 597980), (290, 531996), (344, 448485), (348, 443330), (430, 358788), (435, 354664), (516, 298990), (580, 265998), (645, 239192), (696, 221665), (860, 179394), (870, 177332), (1031, 149640), (1032, 149495), (1160, 132999), (1247, 123720), (1290, 119596), (1720, 89697), (1740, 88666), (2062, 74820), (2494, 61860), (2580, 59798), (3093, 49880), (3480, 44333), (3741, 41240), (4124, 37410), (4988, 30930), (5155, 29928), (5160, 29899), (6186, 24940), (6235, 24744), (7482, 20620), (8248, 18705), (9976, 15465), (10310, 14964), (12372, 12470)]